A natural boulder opal featuring a freeform, tumbled shape measuring 30×16 mm and weighing 22 carats. This opaque, untreated stone displays shades of brown with natural color play. Estimated retail value is $150.00. 1 10.0000 1000446 50 1 61541675 50 0 https://www.icollector.com/Boulder-Opal-30-16-mm-22-ct_i61541675 https://www.liveauctionworld.com/Boulder-Opal-30-16-mm-22-ct_i61541675 https://bid.beckauctions.com/Boulder-Opal-30-16-mm-22-ct_i61541675
Boulder Opal (30×16 mm, 22 ct)
A natural boulder opal featuring a freeform, tumbled shape measuring 30×16 mm and weighing 22 carats. This opaque, untreated stone displays shades of brown with natural color play. Estimated retail value is $150.00. 1 10.0000 1000446 50 1 61541675 50 0 https://www.icollector.com/Boulder-Opal-30-16-mm-22-ct_i61541675 https://www.liveauctionworld.com/Boulder-Opal-30-16-mm-22-ct_i61541675 https://bid.beckauctions.com/Boulder-Opal-30-16-mm-22-ct_i61541675