Natural Multi Color Ridge Matrix Boulder Opal Gemstones 2.80 Ct. Free Form Cabochon 11.8 x 7 Mm.Treasure of Gems & Jewelry4.5(259)$85 days Left
Natural Multi-Color Play Of Colour Opal Gemstone 1.76 Ct. Oval Cabochon Shape 10.5 x 7.9 Mm.Treasure of Gems & Jewelry4.5(259)$9Aug 16, 2026
CABOCHON ROCK STONE LAPIDARY SPECIMEN NATURAL GEMSTONE JEWELRY MAKINGCol. Christie Hatman Auctioneers4.3(542)$181 day Left
2.85ct Natural Ethiopian Welo Orange Fire Opal Cabochon Loose Gemstone, 63XXLazo Heritage4.4(22)$51290 Lots Away
11.26 Carats Golden Madagascar Ammolite Cabochon Oval - Natural Stone, 19XCLazo Heritage4.4(22)$51640 Lots Away
CABOCHON ROCK STONE LAPIDARY SPECIMEN NATURAL GEMSTONE FOR COLLECTORSCol. Christie Hatman Auctioneers4.3(542)$161 day Left
14.60ct Natural Australian Queensland Matrix Boulder Opal Cabochon, 75ATThousandPlanet4.5(301)$53 days Left
13.77ct Natural Mariam Jasper (Calligraphy Stone) Cabochon Loose Gemstone, 13AKThousandPlanet4.5(301)$52 days Left
