Natural Australian Boulder opal cabochon 5.5 cts

Natural Australian Boulder opal cabochon 5.5 cts

Brilliant flashing multi colours. 

13 mm long, 11.5 mm wide and 5mm thick.

This stunning boulder opal has gorgeous natural opal markings running through the ironstone. It has been professionally cut and shaped.

Would make a great ring for a man.

Ref# 2924