Dainty koroit boulder opal ring set in sterling silver ring size 7 - silversmith metalsmith on sale

This stone is koroit boulder opal.

The setting is 15mm x 12mm. The stone is 10mm x 8mm.

The ring is a size 7 and cannot be adjusted.

I have included my initials, as well as the "sterling," stamp on the back. It is one-of-a-kind so the one you see in the photos is the exact one you will receive. on sale