Natural Boulder Opal Sterling Silver Ring Ammonite Lewisian gneiss is the oldest

Lewisian gneiss is the oldest rock in the UK

Natural Sapphire Copper and Silver Ring

A highly unusual hand made sterling silver ring

Turquoise measures approximately 1 x 0

7cms ( larger ring size)

Natural Boulder Opal Sterling Silver Ring Ammonite Lewisian gneiss is the oldestA textured deep chocolate toned natural Boulder Opal from Queensland, Australia. It has been free form hand cut and finished by ourselves. It has a river of blue green flash running across the stone, which is particularly visible under sunlight. It has been set on a handmade hammered textured ring band at a slight angle which sits on the figure nicely. The Boulder Opal measures approximately 1. 1 x 0. 9 cms at its widest points. UK ring size K 1 2, US