11.33ct Marquise Cabochon Natural Multicolor Black Opal GemstoneWeatherham Estate Treasures3.9(244)$630Jul 15, 2026
11.45 Carats AAA Quality Natural Black Opal Ethopia - 22X12X8 mmFantasy Jewelry3.8(146)$3403 days Left
Natural Multi Color Doublet Opal Gemstones 0.92 Ct. Free Form Cabochon Shape 8.3 x 5.9 Mm.Treasure of Gems & Jewelry4.4(248)$1Jul 24, 2026
Natural Multi Color Play Of Colour Opa lGemstones 0.97 Ct. Oval Cabochon 8 x 6.1 Mm.Treasure of Gems & Jewelry4.4(248)$12 days Left
81.62ct Natural Australian Queensland Boulder Opal Sliced Slab Cutting Rough, 19YPLazo Heritage4.2(10)$10464 Lots Away
2.02Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(47)See Sold PriceJul 26, 2025
1.99Ct Welo Black Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(47)See Sold PriceJul 27, 2025
