Multi Color Flashing Boulder Opal 11.88 Ct. Free Form Cabochon Shape 15.4 x 15.8 Mm Gemstone fromTreasure of Gems & Jewelry4.4(225)$1Apr 10, 2026
5.01 Carats Koroit Boulder Opal Cabochon - Natural Australian Stones 12.2x9.6mm, 8XMThousandPlanet4.5(245)$52 days Left