22.5ct Oval Cut Cabochon Bright Iridescence Multicolor Black Opal GemstoneWeatherham Estate Treasures3.8(244)$1,3003 days Left
18.55 ct Oval Cabochon Rainbow Bluish-White Opal GemstoneWeatherham Estate Treasures3.8(244)$9503 days Left
Natural Multi-Color Opal Gemstones 5.55 Ct. Oval Cabochon Shape 14 x 10 x 7.8 Mm.Treasure of Gems & Jewelry4.4(250)$16 days Left
Natural Multi Color Opal Gemstones 1.98 Ct. Oval Shape 9.9 x 8 Mm.Treasure of Gems & Jewelry4.4(250)$1Jul 29, 2026
2.82ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 72AKThousandPlanet4.5(297)$201 day Left
2.28ct Natural Ethiopian Welo Black Smoked Opal Cabochon Loose Gemstone, 32FLThousandPlanet4.5(297)$201 day Left
*39.22Ct Welo Opal Polished - Ethiopian OpalKsmith Heritage Auctioneers4.3(47)See Sold PriceJul 26, 2025