Australian Boulder opal

Australian Boulder opal

28.7mm long, 26.7 mm wide and 13mm thick.

This stunning  large boulder opal has gorgeous blue green and purple opal running through the ironstone. It has been beautifully cut and shaped.

13.92 grams or 69.6 cts

Please note the small chip on the backside which can be covered when set.

Ref# 623