Vintage 18ct Sapphire & Diamond Oval Cluster Ring

This is an exquisite 18ct yellow Gold cluster ring, comprising of a stunning Royal blue 1ct Oval Cut Sapphire center stone, surrounded by twelve very bright .01ct Brilliant Cut Diamonds. All set in a pierced, open backed, claw set gallery. Ring diameter approx 17mm, ring size= M. Can easily be resized. Hallmarked for 750 (18ct). Circa 1950.