Cts.40.70 Natural Australian Boulder Opal -
Similar Upcoming Sales
15.81 Carats Boulder Opal Rough - Natural Winton - 15.8 x 13.3 x 6.5 mm, 26XK6 hrs Left19.85ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 202616.41ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 20268.92ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 20265.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 2026Natural Multi Color Flashing Opal Boulder 27.75 Ct. Free Form Cabochon Shape 30 x 19.2 Mm. GemstoneMar 08, 202610.46ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 202612.30ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 20262.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 202613.47ct Soul Prism Natural Multicolour Boulder OpalFeb 18, 20267.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIAMar 19, 20267.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA2 days LeftEarthsplit Flame Boulder Opal Cushion CabochonMar 02, 2026Agate 5.73Ct Step Cut Natural Untreated Montana Agate5 days Left3.60ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURALMar 01, 2026Natural Multi-Color Play Of Colour Opal 0.71 Ct. Oval Cabochon Shape 7.5 x 6 Mm Gemstone FromMar 08, 2026 
