C MEXICAN FIRE OPAL CABOCHON ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.4(514)$56 Lots Away
14K WHITE GOLD ENGAGEMENT RING 1.78CT. NATURAL AUSTRALIAN OPAL PEAR SHAPEModern Jewelry4.4(204)$2,300May 10, 2026
1.35 ctw Natural Apricot Orange Fire Opal, Oval Cut, Translucent, MexicoWeatherham Estate Treasures4(236)$943 days Left
Natural Play Of Color Rainbow Fire Red Black Opal Gemstones 2.28 Ct. Oval Cabochon Shape 14.3 x 9.8Treasure of Gems & Jewelry4.4(225)$15 days Left
Natural Fire Red Black Opal 1.51 Ct. Oval Cabochon Shape 10.6 x 8 Mm. GemstoneTreasure of Gems & Jewelry4.4(225)$15 days Left
2.13ct Oval Cabochon Natural Multicolor Black Opal GemstoneWeatherham Estate Treasures4(236)$150May 20, 2026
Natural Rainbow Fire Red Black Opal 1.89 Ct. Oval Cabochon Shape 11.6 x 9.2 Mm. GemstoneTreasure of Gems & Jewelry4.4(225)$15 days Left
VINTAGE 14K WHITE GOLD 3.75CT. NATURAL BLACK ETHIOPIAN OPAL & DIAMOND RINGModern Jewelry4.4(204)$3,850May 10, 2026
Cabochon Black Opal and Diamond Knot Ring in Platinum and 18k Yellow GoldBidhaus4.3(857)$1008 hrs Left
