Fine Jewels

AN UNMOUNTED BLACK OPAL

The auction will start in __ days and __ hours

Start price: HK$220,000

Estimated price: HK$220,000 - HK$350,000

Buyer's premium:

The oval double-sided cabochon black opal with extensive lustrous blue and green play-of- color, black opal weighing approximately 12.30 carats, measuring approximately 23.03 x 14.59 x 6.79 mm