Sold September 3, 2026
Opal
0.66 ct White Opal - Oval


This 0.66-carat opal is cut as an oval measuring 7.7 x 6.1 x 2.4 mm, with a white body color, sourced from Australia.
Opal is hydrated silica that can break white light into a play of living color, a fire no two stones repeat; it holds up to a fifth of its weight in water, which is why it glows in a way nothing crystalline does. Australia is a major commercial gem source, best known for its opal and sapphire. It carries no treatment of any kind, so the color you see is the color that came out of the ground.
A genuine opal at a size and price you can actually wear, the real thing rather than a machine-grown copy. Caveman Gems hand-selects every gemstone and films it in good light, to give you the truest look a screen can.
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