Natural Multi Color Ridge Matrix Boulder Opal Gemstones 2.80 Ct. Free Form Cabochon 11.8 x 7 MmTreasure of Gems & Jewelry4.5(225)$15 days Left
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3.56 Carats Play-of-Color Welo Opal - Natural Ethiopian Gem 13x9mm, 25XALazo Heritage4.3(8)$54 days Left
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