22.5ct Oval Cut Cabochon Bright Iridescence Multicolor Black Opal GemstoneWeatherham Estate Treasures3.9(251)US$1,300Aug 27, 2026
SOLID SEMI-BLACK OPAL SURROUNDED BY A HALO OF DIAMONDS & EMERALDS IN 14CT YELLOW GOLD RING SETTINGDynasty Heritage AuctionsUS$100Aug 29, 2026
*2.20Ct Welo Black Opal Polished - Ethiopian Opal , 512EKsmith Heritage Auctioneers4.4(48)US$10(1 bid)4 days Left
*2.01Ct Welo Black Opal Polished - Ethiopian Opal , 87EKsmith Heritage Auctioneers4.4(48)US$104 days Left
