3.77 ct Fancy Cabochon Natural Multicolor Opal TripletWeatherham Estate Treasures4(218)$1607 days Left
1.73Ct Natural Flashy Rainbow Smoked Ethiopian Welo OpalKsmith Heritage Auctioneers4.3(45)$154 days Left
Natural Multi Color Flashing Opal Boulder 27.75 Ct. Free Form Cabochon Shape 30 x 19.2 Mm. GemstoneTreasure of Gems & Jewelry4.4(216)$1Mar 08, 2026
2.07Ct Natural Ethiopian Welo Smoked Opal - Ethiopian OpalKsmith Heritage Auctioneers4.3(45)$154 days Left
1.54Ct Natural Flashy Rainbow Smoked Ethiopian Welo OpalKsmith Heritage Auctioneers4.3(45)$154 days Left
1.82Ct Natural Ethiopian Welo Smoked Opal - Ethiopian OpalKsmith Heritage Auctioneers4.3(45)$154 days Left
2.86 ct Natural Multicolor Opal Triplet, Oval Cabochon, Opaque, AustraliaWeatherham Estate Treasures4(218)$140Mar 06, 2026
2.35Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(45)See Sold PriceJul 26, 2025