A natural free-hand polished triangle opal measuring 25×17×7 mm and weighing 18.2 carats. This translucent, untreated stone displays a blue/gray color. Estimated retail value is $200.00. 1 10.0000 1000446 61 1 61542227 61 0 https://www.icollector.com/Opal-25-17-7-mm-18-2-ct_i61542227 https://www.liveauctionworld.com/Opal-25-17-7-mm-18-2-ct_i61542227 https://bid.beckauctions.com/Opal-25-17-7-mm-18-2-ct_i61542227
Opal (25×17×7 mm, 18.2 ct)
A natural free-hand polished triangle opal measuring 25×17×7 mm and weighing 18.2 carats. This translucent, untreated stone displays a blue/gray color. Estimated retail value is $200.00. 1 10.0000 1000446 61 1 61542227 61 0 https://www.icollector.com/Opal-25-17-7-mm-18-2-ct_i61542227 https://www.liveauctionworld.com/Opal-25-17-7-mm-18-2-ct_i61542227 https://bid.beckauctions.com/Opal-25-17-7-mm-18-2-ct_i61542227
