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21.90 Ct Natural Black Flashing Fire "Shadowfire" Opal Oval CabGems Auction4.7(457)$95(4 bids)5 days Left
Natural Multi Color Flashing Boulder Opal Gemstones 4.44 Ct. Oval Cabochon Shape 11.7 x 10.3 Mm.Treasure of Gems & Jewelry4.4(233)$1(1 bid)7 days Left
Natural Blue Sapphire Gemstones 20.14 Ct. Oval Cabochon Shape 15.6 x 13.2 Mm.Treasure of Gems & Jewelry4.4(233)$17 days Left
1.70Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(47)See Sold PriceJul 27, 2025
2.59Ct Welo Black Opal - Ethiopian Opal - Faceted PolishedKsmith Heritage Auctioneers4.3(47)See Sold PriceJul 27, 2025
