A 14ct gold synthetic opal pendant, rub-over set with oval cabochon synthetic opal, unmarked but tesHannam's Auctioneers Ltd4.3(421)£150Oct 1, 2026
4.90 Carats Natural Black Fire Opal Loose Stone ? Vibrant Flashing Colors - 14X11X7.5 mmFantasy Jewelry3.7(155)$9816 hrs Left
Natural Multi Color Sparkling Matrix Boulder Opal Gemstones 3.35 Ct. Free Form Cabochon Shape 10.2 xTreasure of Gems & Jewelry4.5(270)$1(1 bid)3 hrs Left
1.70Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.4(50)See Sold PriceJun 29, 2025
2.35Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.4(50)See Sold PriceJul 26, 2025
