A single 1.10-carat Australian black opal cut into an oval cabochon. Opaque and eye-clean with no treatment, it displays vibrant flashes of green and red play-of-color across a dark background. Estimated retail value is $1,100.00.
Australian Black Opal (1.10 ct, 10.5×6 mm)
A single 1.10-carat Australian black opal cut into an oval cabochon. Opaque and eye-clean with no treatment, it displays vibrant flashes of green and red play-of-color across a dark background. Estimated retail value is $1,100.00.
