Black Opal Gemstone

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1.20 Carats Natural Black Opal - 8X8X4 mm

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1.08ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA

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1.08ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA

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1.08ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA

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1.08ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA

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1.10 Carats Natural Black Opal - 10X7X4 mm

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Natural Black Flashing Opal 1.68 ct Oval cut

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Feb 20, 2026

3.60ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURAL

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Mar 01, 2026

4.71ct AFRICAN BLACK OPAL OVAL CABOCHON NATURAL 13x10mm

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Mar 01, 2026

1.7ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA

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1.30 Carats Natural Black Opal - 10X8X4 mm

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1.45 Carats Round Cut Natural Black Opal - 9X9X4 mm

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7.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA

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3.60ct AFRICAN BLACK OPAL OVAL CABOCHON CUT NATURAL UNTREATED RARE

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7.13ct LOOSE OVAL CABOCHON NATURAL BLACK OPAL AUSTRALIA

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2.62 Ct Natural Black Flashing Fire Opal OVal Cab

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