Vintage popular Silver Ring with Turquoise

A vintage statement ring
It is size 10 1/2. It has a oval
turquoise stone that is bezel set
The stone is 10mm
It is marked F G inside. I believe that
is someones initals popular not a makers mark
It is not marked silver but it does not magetize.
The weight is 5.75 grams

If you have any questions please convo me before purchase
I will be more than happy to help
All sales are final. This shop does not offer refunds
This shop ships only in USA please convo for exceptions
Thanks for snooping in my attic :)