Overview:
 
THE REEF
 
Natural Solid Australian Boulder Opal Ring.

This natural Australian boulder opal is very bright and Lively displaying vivid blues!

Mounted in solid 18k Yellow gold.
 
Specifications:
 
Weight: 6.70 grams
 
Stones: Large 5.2ct natural solid Australian boulder opal gemstone
 
Size & Measurements: The ring is a Size 9.5 (US) . Can be resized. 
 
Metal & Hallmark: 18 karat solid yellow gold (ring) - Ring hallmarked 750 (18k).