Cts. 21.70 Natural Australian Boulder Opal -
Similar Upcoming Sales
19.85ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 20268.92ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 202616.41ct 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, 202610.46ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 20262.95ct LOOSE CABOCHON NATURAL AUSTRALIAN BOULDER OPALMar 01, 2026Earthsplit Flame Boulder Opal Cushion CabochonMar 02, 2026Natural Tiger Eye Agate 32.15 Ct. Fancy Cabochon Shape 23 x 17.5 Mm Gemstone from Madagascar2 days LeftNatural Multi Color Flashing Opal Boulder 27.75 Ct. Free Form Cabochon Shape 30 x 19.2 Mm. GemstoneMar 08, 20267.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIAMar 19, 202645.86 Carats Blue and Ochre Pietersite Cabochon - Natural Namibian Stone - 33 x 21 mm, 28XK2 days LeftNatural Multi-Color Opal 1.23 Ct. Oval Cabochon Shape 8.9 x 6.9 Mm Gemstone From EthiopiaMar 01, 20263.60ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURALMar 01, 202613.47ct Soul Prism Natural Multicolour Boulder Opal6 days LeftNatural Black Flashing Opal 1.68 ct Oval cutFeb 20, 2026 
