ESTATE UNMOUNTED ROUND CABOCHON OPAL GEMSTONE, 16.50CTSAustin Auction Gallery4.7(1.3k)$150Sep 25, 2026
11.45 Carats AAA Quality Natural Black Opal Ethopia - 22X12X8 mmFantasy Jewelry3.6(155)$34020 hrs Left
2.17ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 86TGLazo Heritage4.4(22)See Sold PriceSep 7, 2026
2.50ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 71TGLazo Heritage4.4(22)$251757 Lots Away
Natural Multi Color Opal Gemstones 2.04 Ct. Oval Shape 10.5 x 8.5 Mm.Treasure of Gems & Jewelry4.5(268)$1Sep 18, 2026
Natural Multi Color Play Of Color Rainbow Opal Gemstones 6.00 Ct. Oval Cabochon Shape16.9 x 13.4 Mm.Treasure of Gems & Jewelry4.5(268)$1Sep 18, 2026
1.80ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 73FXThousandPlanet4.5(312)$102 days Left
