Lightning Ridge, New South Wales, Australia Featuring an oval cabochon black opal with a broad flash pattern of a range of spectral colors, weighing approximately 2.70 carats, but giving the appearance of a much larger stone. Surrounded by 1.10 carats of brilliant-cut diamonds, mount in 18K yellow gold, size 7.
Lightning Ridge, New South Wales, Australia Featuring an oval cabochon black opal with a broad flash pattern of a range of spectral colors, weighing approximately 2.70 carats, but giving the appearance of a much larger stone. Surrounded by 1.10 carats of brilliant-cut diamonds, mount in 18K yellow gold, size 7.
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