Natural Blue Sapphire Gemstones 151.30 Ct. Oval Cabochon Shape 35 x 28 Mm.Treasure of Gems & Jewelry4.5(268)$1Sep 25, 2026
3.91Ct Natural Ethiopian Black Opal - 14.1x9.8x5.7 mm , 603CKsmith Heritage Auctioneers4.4(50)$507 hrs Left
Natural Multi Color Flashing Boulder Opal Gemstones 19.77 Ct. Free Form Cabochon Shape 32 x 17 Mm.Treasure of Gems & Jewelry4.5(268)$1(1 bid)6 hrs Left
8.35Ct Natural Ethiopian Opal - 15.3x12.4x8.1 mm , 560CKsmith Heritage Auctioneers4.4(50)$507 hrs Left
5.01 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 12.2x9.6mm, 8XMLazo Heritage4.4(22)$256 hrs Left
