Cts.11.05 Natural Australian Boulder Opal -
Similar Upcoming Sales
16.41ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 20268.92ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 202619.85ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 202612.30ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 20265.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 20262.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 202610.46ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 20267.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIAMar 19, 20263.21 ct Natural Multicolor Opal Triplet – Oval CabochonMar 02, 20263.77 ct Fancy Cabochon Natural Multicolor Opal Triplet5 days Left3.60ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURALMar 01, 2026Earthsplit Flame Boulder Opal Cushion CabochonMar 02, 20264.32ct Multicolor Black Oval Opal Gemstone5 days Left4.71ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURAL UNTREATED RARE 13x10mmMar 19, 2026Natural Multi Color Flashing Opal Boulder 27.75 Ct. Free Form Cabochon Shape 30 x 19.2 Mm. GemstoneMar 08, 2026Natural Black Flashing Opal 1.68 ct Oval cutFeb 20, 2026 
