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It's ideal for jewelry designs that are subject to wear and tear, such as bracelets and rings.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrice Per Unit:\u003c\/strong\u003e Priced per Pack of 10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Shape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Size:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e October\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Imitation (IMIT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Opaque\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefractive Index:\u003c\/strong\u003e 1.37–1.52\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecific Gravity:\u003c\/strong\u003e 1.98–2.25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kyocera\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51601060135258,"sku":"522010","price":21.39,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/522010in.jpg?v=1751685601"},{"product_id":"kyocera-black-opal-6mm-round-cabochon","title":"Kyocera Black Opal 6mm Round Cabochon","description":"This simulated black opal cabochon features an attractive color and is ideal for a variety of designs. 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It's ideal for jewelry designs that are subject to wear and tear, such as bracelets and rings.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrice Per Unit:\u003c\/strong\u003e Priced per Pack of 10\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Shape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Size:\u003c\/strong\u003e 6mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e October\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Imitation (IMIT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Opaque\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefractive Index:\u003c\/strong\u003e 1.37–1.52\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecific Gravity:\u003c\/strong\u003e 1.98–2.25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kyocera\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51601062068570,"sku":"522011","price":28.82,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/522011_981304.jpg?v=1751685624"},{"product_id":"kyocera-black-opal-8mm-round-cabochon","title":"Kyocera Black Opal 8mm Round Cabochon","description":"This simulated black opal cabochon features an attractive color and is ideal for a variety of designs. 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It's ideal for jewelry designs that are subject to wear and tear, such as bracelets and rings.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrice Per Unit:\u003c\/strong\u003e Priced per Pack of 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Shape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Size:\u003c\/strong\u003e 8mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e October\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Imitation (IMIT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Opaque\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRefractive Index:\u003c\/strong\u003e 1.37–1.52\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecific Gravity:\u003c\/strong\u003e 1.98–2.25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kyocera\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51601064067418,"sku":"522012","price":15.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/522012in.jpg?v=1751685647"},{"product_id":"kyocera-multi-teal-opal-19-05mm-x-19-05mm-block","title":"Kyocera Multi-Teal Opal 19.05mm x 19.05mm Block","description":"\u003cp\u003eIdeal for creating channel and intarsia inlay jewelry, this colorful Kyocera Multi-Teal simulated opal is an economical alternative to natural opal. It features attractive flashes of color, adding interest and variety to one-of-a-kind pendants, earrings, and brooches.\n\nEach rough-cut block is sold by weight and is priced per gram; the weight of each of the blocks varies from 5g to 8g per block. Block sizes and shapes vary widely, averaging approximately 1\/2\" x 1\/2\".\n\nPlease order the weight (in grams) you want, and we will select one or more blocks, as appropriate, to get as close as possible to the weight you ordered.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51625265922394,"sku":"736401","price":9.1,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/736401in1_996019.jpg?v=1762744250"},{"product_id":"kyocera-peacock-opal-half-drilled-4mm-bead","title":"Kyocera Peacock Opal Half-Drilled 4mm Bead","description":"This colorful Kyocera Peacock simulated opal is an economical alternative to natural opal. It features attractive flashes of color, adding interest and variety to one-of-a-kind designs. This round bead is half-drilled, making this bead an ideal choice for pendant and earring designs, either used individually or combined with an assortment of other colors of gemstone beads and pearls—it looks especially good with silver findings. 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Use the bead individually to create an elegant earring drop or combine it with other colors and styles of gemstone or pearl beads to create more complex pendant and necklace designs. Use jeweler’s epoxy to secure the drop onto a peg.Simulated opal is an economical alternative to natural opal. It features many of the characteristic light play of genuine opal but is more durable and easier to work with. 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Use the bead individually to create an elegant earring drop or combine it with other colors and styles of gemstone or pearl beads to create more complex pendant and necklace designs. Use jeweler’s epoxy to secure the drop onto a peg.\nSimulated opal is an economical alternative to natural opal. It features many of the characteristic light play of genuine opal but is more durable and easier to work with. 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Use the bead individually to create an elegant earring drop or combine it with other colors and styles of gemstone or pearl beads to create more complex pendant and necklace designs. Use jeweler’s epoxy to secure the drop onto a peg.Simulated opal is an economical alternative to natural opal. It features many of the characteristic light play of genuine opal but is more durable and easier to work with. 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Use the bead individually to create an elegant earring drop or combine it with other colors and styles of gemstone or pearl beads to create more complex pendant and necklace designs. Use jeweler’s epoxy to secure the drop onto a peg. Simulated opal is an economical alternative to natural opal. It features many of the characteristic light play of genuine opal but is more durable and easier to work with. Created in a lab and stabilized with plastic, this stone should not be exposed to direct heat sources.\u003c\/p\u003e","brand":"Kyocera","offers":[{"title":"Default Title","offer_id":51625532850522,"sku":"88044","price":15.02,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88044.jpg?v=1751952316"},{"product_id":"sterling-created-nova-style-lab-grown-opal-8-x-6mm-oval-cabochon","title":"Sterling-Created Nova-Style Lab-Grown Opal 8 x 6mm Oval Cabochon","description":"This Sterling-created lab-grown opal cabochon offers a multicolor presentation that's a beautiful and affordable alternative to genuine opal in a wide variety of jewelry designs. This material is created from very uniform nanoparticles of silica dioxide and water—the same makeup as naturally formed gemstones. The play of color in each gem is produced by light refraction, just as in genuine opal; no dyes whatsoever are used. In the Sterling-created opal, resin is used to bond the particles together and harden the gemstone; these gems have the same Mohs hardness as genuine opal. Use single gemstones in earrings, rings or pendants, or take advantage of the price point to create a complex, multi-stone design. Opal is one of the birthstones for October.\n\nSterling Opal, owned by Sterling Foutz and Mary Hecht, employs a unique particle process (invented by the same J Zachery who developed the \"J Zachery process\" for turquoise) in creating these incredible lab-grown gemstones. 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This material is created from very uniform nanoparticles of silica dioxide and water—the same makeup as naturally formed gemstones. The play of color in each gem is produced by light refraction, just as in genuine opal; no dyes whatsoever are used. In the Sterling-created opal, resin is used to bond the particles together and harden the gemstone; these gems have the same Mohs hardness as genuine opal. Use single gemstones in earrings, rings or pendants, or take advantage of the price point to create a complex, multi-stone design. Opal is one of the birthstones for October.\n\nSterling Opal, owned by Sterling Foutz and Mary Hecht, employs a unique particle process (invented by the same J Zachery who developed the \"J Zachery process\" for turquoise) in creating these incredible lab-grown gemstones. This particle process was developed by innovator Jim Zachery over the course of many years and provides a repeatable, affordable method for producing silica nano- and micro-spheres in commercial quantities—these are the building blocks necessary to create lab-grown opal.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Shape:\u003c\/strong\u003e Oval\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Size:\u003c\/strong\u003e 9 x 7mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Multi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e October\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Synthetic (SYN)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5.5–6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecific Gravity:\u003c\/strong\u003e 2.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51625534292314,"sku":"88145","price":28.82,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88145_136612.jpg?v=1751952428"},{"product_id":"sterling-created-nova-style-lab-grown-opal-5mm-round-cabochon","title":"Sterling-Created Nova-Style Lab-Grown Opal 5mm Round Cabochon","description":"This Sterling-created lab-grown opal cabochon offers a multicolor presentation that's a beautiful and affordable alternative to genuine opal in a wide variety of jewelry designs. This material is created from very uniform nanoparticles of silica dioxide and water—the same makeup as naturally formed gemstones. The play of color in each gem is produced by light refraction, just as in genuine opal; no dyes whatsoever are used. In the Sterling-created opal, resin is used to bond the particles together and harden the gemstone; these gems have the same Mohs hardness as genuine opal. Use single gemstones in earrings, rings or pendants, or take advantage of the price point to create a complex, multi-stone design. Opal is one of the birthstones for October.\n\nSterling Opal, owned by Sterling Foutz and Mary Hecht, employs a unique particle process (invented by the same J Zachery who developed the \"J Zachery process\" for turquoise) in creating these incredible lab-grown gemstones. This particle process was developed by innovator Jim Zachery over the course of many years and provides a repeatable, affordable method for producing silica nano- and micro-spheres in commercial quantities—these are the building blocks necessary to create lab-grown opal.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Shape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Size:\u003c\/strong\u003e 5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Multi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e October\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Synthetic (SYN)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5.5–6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecific Gravity:\u003c\/strong\u003e 2.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51625535308122,"sku":"88149","price":21.39,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88149_151306.jpg?v=1751952465"},{"product_id":"sterling-created-nova-style-lab-grown-opal-6mm-round-cabochon","title":"Sterling-Created Nova-Style Lab-Grown Opal 6mm Round Cabochon","description":"This Sterling-created lab-grown opal cabochon offers a multicolor presentation that's a beautiful and affordable alternative to genuine opal in a wide variety of jewelry designs. This material is created from very uniform nanoparticles of silica dioxide and water—the same makeup as naturally formed gemstones. The play of color in each gem is produced by light refraction, just as in genuine opal; no dyes whatsoever are used. In the Sterling-created opal, resin is used to bond the particles together and harden the gemstone; these gems have the same Mohs hardness as genuine opal. Use single gemstones in earrings, rings or pendants, or take advantage of the price point to create a complex, multi-stone design. Opal is one of the birthstones for October.\n\nSterling Opal, owned by Sterling Foutz and Mary Hecht, employs a unique particle process (invented by the same J Zachery who developed the \"J Zachery process\" for turquoise) in creating these incredible lab-grown gemstones. This particle process was developed by innovator Jim Zachery over the course of many years and provides a repeatable, affordable method for producing silica nano- and micro-spheres in commercial quantities—these are the building blocks necessary to create lab-grown opal.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Shape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Size:\u003c\/strong\u003e 6mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Multi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e October\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Synthetic (SYN)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 5.5–6.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecific Gravity:\u003c\/strong\u003e 2.15\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51625535373658,"sku":"88150","price":25.09,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88150in.jpg?v=1751952483"},{"product_id":"kyocera-blue-pacific-opal-19-05mm-x-19-05mm-block","title":"Kyocera Blue Pacific Opal 19.05mm x 19.05mm Block","description":"\u003cp\u003eIdeal for creating channel and intarsia inlay, this colorful Kyocera Blue Pacific simulated opal is an economical alternative to natural opal. It features attractive flashes of color, adding interest and variety to one-of-a-kind pendants, earrings, and brooches. Each rough-cut block is sold by weight and is priced per gram; the weight of each of the blocks varies from 5g to 8g per block. Block sizes and shapes vary widely, averaging approximately 1\/2\" x 1\/2\". Please order the weight (in grams) you want, and we will select one or more blocks, as appropriate, to get as close as possible to the weight you ordered.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51625537241434,"sku":"88204","price":9.1,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88204.jpg?v=1751952629"},{"product_id":"kyocera-starry-night-opal-18-x-8mm-drop","title":"Kyocera Starry Night Opal 18 x 8mm Drop","description":"This affordable Kyocera Starry Night simulated opal drop features an elongated teardrop shape with a vibrant “play of color,” giving it a unique light-reflecting quality that enhances any earring or necklace design. Use the bead individually to create an elegant earring drop or combine it with other colors and styles of gemstone or pearl beads to create more complex pendant and necklace designs. Use jeweler’s epoxy to secure the drop onto a peg.\nSimulated opal is an economical alternative to natural opal. It features many of the characteristic light play of genuine opal but is more durable and easier to work with. 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Use the bead individually to create an elegant earring drop or combine it with other colors and styles of gemstone or pearl beads to create more complex pendant and necklace designs. Use jeweler’s epoxy to secure the drop onto a peg.Simulated opal is an economical alternative to natural opal. It features many of the characteristic light play of genuine opal but is more durable and easier to work with. Created in a lab and stabilized with plastic, this stone should not be exposed to direct heat sources.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Drop\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 14 x 6mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Starry Night\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Style:\u003c\/strong\u003e Half-drilled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Imitation (IMIT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHole Size:\u003c\/strong\u003e 0.028\" (0.71mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kyocera\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry Of Origin:\u003c\/strong\u003e China\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kyocera","offers":[{"title":"Default Title","offer_id":51625537732954,"sku":"88206","price":14.87,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88206.jpg?v=1751952673"},{"product_id":"kyocera-multi-lavender-opal-19-05mm-x-19-05mm-block","title":"Kyocera Multi-Lavender Opal 19.05mm x 19.05mm Block","description":"Ideal for creating channel and intarsia inlay jewelry, this colorful Kyocera Multi-Lavender simulated opal is an economical alternative to natural opal. It features attractive flashes of color, adding interest and variety to one-of-a-kind pendants, earrings and brooches.\n\nEach rough-cut block is sold by weight and is priced per gram; the weight of each of the blocks varies from 5g to 8g per block. Block sizes and shapes vary widely, averaging approximately 3\/4\" x 3\/4\".\n\nPlease order the weight (in grams) you want, and we will select one or more blocks, as appropriate, to get as close as possible to the weight you ordered.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Shape:\u003c\/strong\u003e Block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Size:\u003c\/strong\u003e 3\/4\" x 3\/4\" (approx.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Multi-Lavender\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColorno:\u003c\/strong\u003e OP38\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Imitation (IMIT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kyocera\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kyocera","offers":[{"title":"Default Title","offer_id":51625569485146,"sku":"88752","price":11.83,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88752_279534.jpg?v=1751953807"},{"product_id":"kyocera-moon-yellow-opal-19-05mm-x-19-05mm-block","title":"Kyocera Moon Yellow Opal 19.05mm x 19.05mm Block","description":"\u003cp\u003eIdeal for creating channel and intarsia inlay, this colorful Kyocera Moon Yellow simulated opal is an economical alternative to natural opal. It features attractive flashes of color, adding interest and variety to one-of-a-kind pendants, earrings, and brooches.\n\nEach rough-cut block is sold by weight and is priced per gram; the weight of each of the blocks varies from 5g to 8g per block. Block sizes and shapes vary widely, averaging approximately 1\/2\" x 1\/2\".\n\nPlease order the weight (in grams) you want, and we will select one or more blocks, as appropriate, to get as close as possible to the weight you ordered.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51625569812826,"sku":"88753","price":9.1,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88753in1_097438.jpg?v=1762714449"},{"product_id":"kyocera-peacock-opal-19-05mm-x-19-05mm-block","title":"Kyocera Peacock Opal 19.05mm x 19.05mm Block","description":"Ideal for creating channel and intarsia inlay, this colorful Kyocera Peacock simulated opal is an economical alternative to natural opal. It features attractive flashes of color, adding interest and variety to one-of-a-kind pendants, earrings and brooches.\n\nEach rough-cut block is sold by weight and is priced per gram; the weight of each of the blocks varies from 5g to 8g per block. Block sizes and shapes vary widely, averaging approximately 3\/4\" x 3\/4\".\n\nPlease order the weight (in grams) you want, and we will select one or more blocks, as appropriate, to get as close as possible to the weight you ordered.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Shape:\u003c\/strong\u003e Block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Size:\u003c\/strong\u003e 3\/4\" x 3\/4\" (approx.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Peacock Blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColorno:\u003c\/strong\u003e OP36\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Imitation (IMIT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kyocera\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kyocera","offers":[{"title":"Default Title","offer_id":51625570992474,"sku":"88754","price":11.83,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88754_475589.jpg?v=1751953845"},{"product_id":"kyocera-cornflower-blue-opal-19-05mm-x-3-4block","title":"Kyocera Cornflower Blue Opal 19.05mm x 3\/ Block","description":"\u003cp\u003eIdeal for creating channel and intarsia inlay, this colorful Kyocera Cornflower Blue simulated opal is an economical alternative to natural opal. It features attractive flashes of color, adding interest and variety to one-of-a-kind pendants, earrings and brooches.\n\nEach rough-cut block is sold by weight and is priced per gram; the weight of each of the blocks varies from 5g to 8g per block. Block sizes and shapes vary widely, averaging approximately 3\/4\" x 3\/4\".\n\nPlease order the weight (in grams) you want, and we will select one or more blocks, as appropriate, to get as close as possible to the weight you ordered.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51625571942746,"sku":"88755","price":9.1,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88755in1_201429.jpg?v=1762744208"},{"product_id":"kyocera-starry-night-opal-19-05mm-x-19-05mm-block","title":"Kyocera Starry Night Opal 19.05mm x 19.05mm Block","description":"Ideal for creating channel and intarsia inlay, this colorful Kyocera Starry Night simulated opal is an economical alternative to natural opal. It features attractive flashes of color, adding interest and variety to one-of-a-kind pendants, earrings and brooches.\n\nEach rough-cut block is sold by weight and is priced per gram; the weight of each of the blocks varies from 5g to 8g per block. Block sizes and shapes vary widely, averaging approximately 3\/4\" x 3\/4\".\n\nPlease order the weight (in grams) you want, and we will select one or more blocks, as appropriate, to get as close as possible to the weight you ordered.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Shape:\u003c\/strong\u003e Block\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Size:\u003c\/strong\u003e 3\/4\" x 3\/4\" (approx.)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStone Type:\u003c\/strong\u003e Lab grown\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Starry Night\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColorno:\u003c\/strong\u003e OP75\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e Imitation (IMIT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Kyocera\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kyocera","offers":[{"title":"Default Title","offer_id":51625574629722,"sku":"88779","price":11.83,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/88779_446562.jpg?v=1751953950"},{"product_id":"10k-yellow-gold-lab-grown-opal-set-seven-stone-ring","title":"10K Yellow Gold Lab-Grown Opal-Set Seven Stone Ring","description":"Offering a versatile design, this 10-karat yellow gold ring is set with seven 3mm round lab-grown opal gemstones, the birthstone for October. It looks great as a stand-alone accessory or stacked in combination with other rings.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal Type:\u003c\/strong\u003e Gold\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKarat:\u003c\/strong\u003e 10K\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal Color:\u003c\/strong\u003e Yellow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Type:\u003c\/strong\u003e Fashion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Style:\u003c\/strong\u003e Stone-set, Stacking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e October\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e None (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounted Stone Shapes:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounted Stone Sizes:\u003c\/strong\u003e 3mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetting Type:\u003c\/strong\u003e Bezel mounting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Marked:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Size:\u003c\/strong\u003e 7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBand Shank Width:\u003c\/strong\u003e 4.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry Of Origin:\u003c\/strong\u003e HongKong\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51633780031834,"sku":"CA1950H8ZZAG0","price":182.45,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/ca1950h8zzag0.jpg?v=1752007164"},{"product_id":"10k-yellow-gold-lab-grown-opal-set-seven-stone-ring-1","title":"10K Yellow Gold Lab-Grown Opal-Set Seven Stone Ring","description":"Offering a versatile design, this 10-karat yellow gold ring is set with seven 3mm round lab-grown opal gemstones, the birthstone for October. It looks great as a stand-alone accessory or stacked in combination with other rings.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal Type:\u003c\/strong\u003e Gold\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKarat:\u003c\/strong\u003e 10K\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal Color:\u003c\/strong\u003e Yellow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Type:\u003c\/strong\u003e Fashion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Style:\u003c\/strong\u003e Stone-set, Stacking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e October\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e None (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounted Stone Shapes:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounted Stone Sizes:\u003c\/strong\u003e 3mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetting Type:\u003c\/strong\u003e Bezel mounting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Marked:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Size:\u003c\/strong\u003e 8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBand Shank Width:\u003c\/strong\u003e 4.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry Of Origin:\u003c\/strong\u003e HongKong\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51633782653274,"sku":"CA1950H8ZZAI0","price":191.51,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/ca1950h8zzai0.jpg?v=1752007191"},{"product_id":"10k-yellow-gold-lab-grown-opal-set-seven-stone-ring-2","title":"10K Yellow Gold Lab-Grown Opal-Set Seven Stone Ring","description":"Offering a versatile design, this 10-karat yellow gold ring is set with seven 3mm round lab-grown opal gemstones, the birthstone for October. It looks great as a stand-alone accessory or stacked in combination with other rings.\u003cbr\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal Type:\u003c\/strong\u003e Gold\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKarat:\u003c\/strong\u003e 10K\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal Color:\u003c\/strong\u003e Yellow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Type:\u003c\/strong\u003e Fashion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Style:\u003c\/strong\u003e Stone-set, Stacking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGemstone Type:\u003c\/strong\u003e Opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBirthstone:\u003c\/strong\u003e October\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhancement:\u003c\/strong\u003e None (N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounted Stone Shapes:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounted Stone Sizes:\u003c\/strong\u003e 3mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSetting Type:\u003c\/strong\u003e Bezel mounting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Marked:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRing Size:\u003c\/strong\u003e 9\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBand Shank Width:\u003c\/strong\u003e 4.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry Of Origin:\u003c\/strong\u003e HongKong\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.000 kg\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Amadesa","offers":[{"title":"Default Title","offer_id":51633783275866,"sku":"CA1950H8ZZAK0","price":199.97,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/ca1950h8zzak0.jpg?v=1752007218"},{"product_id":"ethiopian-opal-round-cabochon","title":"Ethiopian Opal Round Cabochon","description":"\u003cp\u003eThe play of color of this round Ethiopian opal cabochon pairs well against every metal color and looks good with a variety of other gemstones. Opal is the birthstone for October.\n\n\nFrom relatively new sources in Ethiopia, this hydrophane gemstone features the signature vivid translucence and play of color typical of high-quality white opal. While the more common Australian opal comes from sedimentary deposits, this opal (like that of Brazil or Mexico) comes from volcanic deposits. Unlike other volcanic opal, these have proven to be comparable to the Australian variety. (In testing conducted by Gem \u0026amp; Gemology, gemstones dropped from one meter onto a concrete floor sustained no damage—even when examined under a microscope. Repetition of the test on five oval cabochons produced no sign of damage.)\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"3mm","offer_id":52647461454170,"sku":"73937","price":7.51,"currency_code":"EUR","in_stock":true},{"title":"4mm","offer_id":52647461486938,"sku":"73938","price":10.37,"currency_code":"EUR","in_stock":true},{"title":"5mm","offer_id":52647461519706,"sku":"73939","price":12.87,"currency_code":"EUR","in_stock":true},{"title":"6mm","offer_id":52647461552474,"sku":"73940","price":7.51,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/73937in1.jpg?v=1762304701"},{"product_id":"opal-mosaic-round-triplet-cabochon","title":"Opal Mosaic Round Triplet Cabochon","description":"\u003cp\u003eThis round mosaic triplet cabochon features genuine opal bonded to a hard base layer for stability, then covered with a protective clear quartz cap. The cap serves as a lens, conveying the signature play of colors up and outward from the opal. In this form, the opal is ideal for rings and other jewelry designs—even those that are subject to a lot of wear and tear. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gemstones.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"6mm","offer_id":52649330114906,"sku":"73657","price":13.95,"currency_code":"EUR","in_stock":true},{"title":"8mm","offer_id":52649330147674,"sku":"73658","price":15.73,"currency_code":"EUR","in_stock":true},{"title":"10mm","offer_id":52649330180442,"sku":"73659","price":23.59,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/73657.jpg?v=1762323141"},{"product_id":"opal-round-cabochons-aaa-grade","title":"Opal Round Cabochons, AAA-Grade","description":"\u003cp\u003eThis AAA-grade natural round opal cabochon is an appealing option for custom jewelry and one-of-a-kind pieces. To bring out the opal's signature flashing colors, it is recommended that you set the gemstone over a black or dark-colored layer, or that you heavily oxidize your metal. Opal is the birthstone for October. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gems.\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"3mm","offer_id":52649383756122,"sku":"66300","price":17.16,"currency_code":"EUR","in_stock":true},{"title":"4mm","offer_id":52649383788890,"sku":"66301","price":17.16,"currency_code":"EUR","in_stock":true},{"title":"5mm","offer_id":52649383821658,"sku":"66302","price":26.46,"currency_code":"EUR","in_stock":true},{"title":"6mm","offer_id":52649383854426,"sku":"66307","price":42.9,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/66300in1.jpg?v=1762323588"},{"product_id":"kyocera-white-opal-round-cabochon","title":"Kyocera White Opal Round Cabochon","description":"\u003cp\u003eThis simulated white opal cabochon features an attractive multicolor glow and is ideal for a variety of designs. Created in a lab and stabilized with plastic, this gemstone should not be exposed to direct heat sources. Opal is one of the birthstones for October. Simulated opal is an economical alternative to natural opal, offering a durability that makes it easier to work with and expanding your creative options. It's ideal for jewelry designs that are subject to wear and tear, such as bracelets and rings.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"3mm","offer_id":52649586753882,"sku":"52200","price":16.45,"currency_code":"EUR","in_stock":true},{"title":"4mm","offer_id":52649586786650,"sku":"52201","price":13.58,"currency_code":"EUR","in_stock":true},{"title":"5mm","offer_id":52649586819418,"sku":"52202","price":16.45,"currency_code":"EUR","in_stock":true},{"title":"6mm","offer_id":52649586852186,"sku":"52203","price":22.17,"currency_code":"EUR","in_stock":true},{"title":"8mm","offer_id":52649586884954,"sku":"52204","price":12.15,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/52202in1.jpg?v=1763080524"},{"product_id":"opal-round-triplet-cabochon","title":"Opal Round Triplet Cabochon","description":"\u003cp\u003eThis triplet oval cabochon features genuine opal bonded to a hard base layer for stability, then covered with a protective glass backing and cap. The cap serves as a lens, conveying the signature play of colors up and outward from the opal. In this form, the opal is ideal for rings and other jewelry designs—even those that are subject to a lot of wear and tear. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gemstones.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"4mm","offer_id":52649631088986,"sku":"73803","price":12.87,"currency_code":"EUR","in_stock":true},{"title":"5mm","offer_id":52649631121754,"sku":"73804","price":15.02,"currency_code":"EUR","in_stock":true},{"title":"6mm","offer_id":52649631154522,"sku":"73805","price":12.87,"currency_code":"EUR","in_stock":true},{"title":"8mm","offer_id":52649631187290,"sku":"73806","price":41.47,"currency_code":"EUR","in_stock":true},{"title":"10mm","offer_id":52649631220058,"sku":"73807","price":85.14,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/73803.jpg?v=1763130174"},{"product_id":"ethiopian-opal-oval-cabochon","title":"Ethiopian Opal Oval Cabochon","description":"\u003cp\u003eThe play of color of this oval Ethiopian opal cabochon pairs well against every metal color and looks good with a variety of other gemstones. Opal is the birthstone for October.\n\n\nFrom relatively new sources in Ethiopia, this hydrophane gemstone features the signature vivid translucence and play of color typical of high-quality white opal. While the more common Australian opal comes from sedimentary deposits, this opal (like that of Brazil or Mexico) comes from volcanic deposits. Unlike other volcanic opal, these have proven to be comparable to the Australian variety. (In testing conducted by Gem \u0026amp; Gemology, gemstones dropped from one meter onto a concrete floor sustained no damage—even when examined under a microscope. Repetition of the test on five oval cabochons produced no sign of damage.)\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"7 x 5mm","offer_id":52649640558938,"sku":"73941","price":18.59,"currency_code":"EUR","in_stock":true},{"title":"8 x 6mm","offer_id":52649640591706,"sku":"73942","price":31.46,"currency_code":"EUR","in_stock":true},{"title":"9 x 7mm","offer_id":52649640624474,"sku":"73943","price":47.19,"currency_code":"EUR","in_stock":true},{"title":"10 x 8mm","offer_id":52649640657242,"sku":"73944","price":18.59,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/73944_286678.jpg?v=1763130213"},{"product_id":"pink-opal-oval-cabochon","title":"Pink Opal Oval Cabochon","description":"\u003cp\u003eWith a range of soft pink colors, this oval natural pink opal cabochon is a beautiful choice for pendant and earring designs. It looks great when set in a bezel mounting for a custom pendant or when combined with an assortment of pastel-color gemstones for more complex matched sets including bracelets and brooches. Without the play of color typical of other opals, natural pink opal is a combination of opal, palygorskite, and chalcedony. It presents a range of soft-pink tones and has been called 'pink Andes opal.' The colors of this gemstone make it beautiful in its own right, and the gem is ideal as an alternative to endangered shell and pink coral. Opal is one of the birthstones for October. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gems.\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"8 x 6mm","offer_id":52664999444826,"sku":"78908","price":22.88,"currency_code":"EUR","in_stock":true},{"title":"10 x 8mm","offer_id":52664999477594,"sku":"78909","price":22.88,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/78908.jpg?v=1762450376"},{"product_id":"opal-mosaic-oval-triplet-cabochon","title":"Opal Mosaic Oval Triplet Cabochon","description":"\u003cp\u003eThis mosaic triplet oval cabochon features genuine opal bonded to a hard base layer for stability, then covered with a protective clear quartz cap. The cap serves as a lens, conveying the signature play of colors up and outward from the opal. In this form, the opal is ideal for rings and other jewelry designs—even those that are subject to a lot of wear and tear. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gemstones.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"10 x 8mm","offer_id":52672064323930,"sku":"73652","price":16.45,"currency_code":"EUR","in_stock":true},{"title":"12 x 10mm","offer_id":52672064356698,"sku":"73653","price":22.53,"currency_code":"EUR","in_stock":true},{"title":"16 x 12mm","offer_id":52672064389466,"sku":"73655","price":31.46,"currency_code":"EUR","in_stock":true},{"title":"18 x 13mm","offer_id":52672064422234,"sku":"73656","price":38.61,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/73653.jpg?v=1763130134"},{"product_id":"pink-opal-round-cabochon","title":"Pink Opal Round Cabochon","description":"\u003cp\u003eWith a range of soft pink colors, this oval natural pink opal cabochon is a beautiful choice for pendant and earring designs. It looks great when set in a bezel mounting for a custom pendant or when combined with an assortment of pastel-color gemstones for more complex matched sets including bracelets and brooches. Without the play of color typical of other opals, natural pink opal is a combination of opal, palygorskite, and chalcedony. It presents a range of soft-pink tones and has been called 'pink Andes opal.' The colors of this gemstone make it beautiful in its own right, and the gem is ideal as an alternative to endangered shell and pink coral. Opal is one of the birthstones for October. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gems.\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"8mm","offer_id":52672960692570,"sku":"78918","price":18.59,"currency_code":"EUR","in_stock":true},{"title":"10mm","offer_id":52672960725338,"sku":"78919","price":34.32,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/78919.jpg?v=1763037499"},{"product_id":"opal-oval-cabochons-aa-grade","title":"Opal Oval Cabochons, AA-Grade","description":"\u003cp\u003eThis natural oval opal cabochon is an appealing option for custom jewelry and one-of-a-kind pieces. To bring out the opal's signature flashing colors, it is recommended that you set the gemstone over a black or dark-colored layer, or that you heavily oxidize your metal. Opal is the birthstone for October. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gems.\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"5 x 3mm","offer_id":52675183214938,"sku":"66196","price":38.61,"currency_code":"EUR","in_stock":true},{"title":"6 x 4mm","offer_id":52675183247706,"sku":"66197","price":15.73,"currency_code":"EUR","in_stock":true},{"title":"7 x 5mm","offer_id":52675183280474,"sku":"66198","price":25.74,"currency_code":"EUR","in_stock":true},{"title":"8 x 6mm","offer_id":52675183313242,"sku":"66199","price":38.61,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/66196_943243.jpg?v=1763142474"},{"product_id":"opal-pear-cabochons-aaa-grade","title":"Opal Pear Cabochons, AAA-Grade","description":"\u003cp\u003eThis AAA-grade natural pear-shaped opal cabochon is an appealing option for custom jewelry and one-of-a-kind pieces. To highlight the opal's signature flashing colors, we recommend that you set the gemstone over a black or dark-colored layer, or that you heavily oxidize your metal. AAA-grade quality ensures excellent play of color. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gems.\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"6 x 4mm","offer_id":52675193962842,"sku":"73871","price":27.17,"currency_code":"EUR","in_stock":true},{"title":"7 x 5mm","offer_id":52675193995610,"sku":"73872","price":40.04,"currency_code":"EUR","in_stock":true},{"title":"8 x 5mm","offer_id":52675194028378,"sku":"73874","price":45.76,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/73871_009603.jpg?v=1763189096"},{"product_id":"opal-round-cabochons-aa-grade","title":"Opal Round Cabochons, AA-Grade","description":"\u003cp\u003eThis natural round opal cabochon is an appealing option for custom jewelry and one-of-a-kind pieces. To bring out the opal's signature flashing colors, it is recommended that you set the gemstone over a black or dark-colored layer, or that you heavily oxidize your metal. Opal is the birthstone for October. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gems.\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"3mm","offer_id":52675288793434,"sku":"66192","price":12.87,"currency_code":"EUR","in_stock":true},{"title":"4mm","offer_id":52675288826202,"sku":"66193","price":13.58,"currency_code":"EUR","in_stock":true},{"title":"5mm","offer_id":52675288858970,"sku":"66194","price":17.88,"currency_code":"EUR","in_stock":true},{"title":"6mm","offer_id":52675288891738,"sku":"66312","price":17.88,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/66192_630772.jpg?v=1763080610"},{"product_id":"kyocera-white-opal-oval-cabochon","title":"Kyocera White Opal Oval Cabochon","description":"\u003cp\u003eThis simulated white opal cabochon features an attractive multicolor glow and is ideal for a variety of designs. Created in a lab and stabilized with plastic, this gemstone should not be exposed to direct heat sources. Opal is one of the birthstones for October. Simulated opal is an economical alternative to natural opal, offering a durability that makes it easier to work with and expanding your creative options. It's ideal for jewelry designs that are subject to wear and tear, such as bracelets and rings.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"6 x 4mm","offer_id":52675294855514,"sku":"52209","price":12.87,"currency_code":"EUR","in_stock":true},{"title":"7 x 5mm","offer_id":52675294888282,"sku":"52210","price":12.87,"currency_code":"EUR","in_stock":true},{"title":"8 x 6mm","offer_id":52675294921050,"sku":"52211","price":15.73,"currency_code":"EUR","in_stock":true},{"title":"10 x 8mm","offer_id":52675294953818,"sku":"52213","price":15.73,"currency_code":"EUR","in_stock":true},{"title":"12 x 10mm","offer_id":52675294986586,"sku":"52214","price":20.73,"currency_code":"EUR","in_stock":true},{"title":"14 x 10mm","offer_id":52675295019354,"sku":"52215","price":23.59,"currency_code":"EUR","in_stock":true},{"title":"16 x 12mm","offer_id":52675295052122,"sku":"90813","price":30.03,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/52209in.jpg?v=1763142382"},{"product_id":"opal-oval-triplet-cabochon","title":"Opal Oval Triplet Cabochon","description":"\u003cp\u003eThis triplet oval cabochon features genuine opal bonded to a hard base layer for stability, then covered with a protective glass backing and cap. The cap serves as a lens, conveying the signature play of colors up and outward from the opal. In this form, the opal is ideal for rings and other jewelry designs—even those that are subject to a lot of wear and tear. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gemstones.\u003c\/p\u003e","brand":"Amadesa","offers":[{"title":"10 x 8mm","offer_id":52675298034010,"sku":"74013","price":50.05,"currency_code":"EUR","in_stock":true},{"title":"12 x 10mm","offer_id":52675298066778,"sku":"74014","price":78.54,"currency_code":"EUR","in_stock":true},{"title":"14 x 10mm","offer_id":52675298099546,"sku":"74015","price":173.94,"currency_code":"EUR","in_stock":true},{"title":"16 x 12mm","offer_id":52675298132314,"sku":"74016","price":124.6,"currency_code":"EUR","in_stock":true},{"title":"18 x 13mm","offer_id":52675298165082,"sku":"74017","price":173.94,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/74013in.jpg?v=1763195171"},{"product_id":"opal-pear-cabochons-aa-grade","title":"Opal Pear Cabochons, AA-Grade","description":"\u003cp\u003eThis AA-grade natural pear-shaped opal cabochon is an appealing option for custom jewelry and one-of-a-kind pieces. To highlight the opal's signature flashing colors, we recommend that you set the gemstone over a black or dark-colored layer, or that you heavily oxidize your metal. Opal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gems.\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"6 x 4mm","offer_id":52675537699162,"sku":"73870","price":17.16,"currency_code":"EUR","in_stock":true},{"title":"7 x 5mm","offer_id":52675537731930,"sku":"784620","price":25.74,"currency_code":"EUR","in_stock":true},{"title":"8 x 5mm","offer_id":52675537764698,"sku":"73873","price":31.46,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/73870in1.jpg?v=1763195101"},{"product_id":"opal-oval-cabochons-aaa-grade","title":"Opal Oval Cabochons, AAA-Grade","description":"\u003cp\u003eThis AAA-grade natural oval opal cabochon is an appealing option for custom jewelry and one-of-a-kind pieces. To bring out the opal's signature flashing colors, it is recommended that you set the gemstone over a black or dark-colored layer, or that you heavily oxidize your metal. Opal is the birthstone for October.\n\nOpal is a relatively soft mineral that comprises silicon and water and is characterized by and valued for its display of flashing rainbow colors, referred to as the \"play-of-color.\" There are many different varieties, with gemstone colors ranging from white or light gray to brown or red to black. While opal may be found in either sedimentary deposits or in volcanic deposits; the volcanic gemstones tend to be brittle and more fragile than the sedimentary gems.\u003c\/p\u003e","brand":"AGTA","offers":[{"title":"5 x 3mm","offer_id":52678044123482,"sku":"66303","price":14.3,"currency_code":"EUR","in_stock":true},{"title":"6 x 4mm","offer_id":52678044156250,"sku":"66304","price":23.59,"currency_code":"EUR","in_stock":true},{"title":"7 x 5mm","offer_id":52678044189018,"sku":"66305","price":37.18,"currency_code":"EUR","in_stock":true},{"title":"8 x 6mm","offer_id":52678044221786,"sku":"66306","price":54.34,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/7897\/7882\/files\/66303_762368.jpg?v=1762598697"}],"url":"https:\/\/www.amadesa.com\/ko-kr\/collections\/opal.oembed?page=2","provider":"Amadesa","version":"1.0","type":"link"}