The mans ring does not have a silver mark but was tested with nitric acid to be solid sterling silver. It weighs 8.9 grams. The old pawn Native American ring wears to a size 11.75 and can be resized by your local jeweler. Bezel set at the top is blue natural turquoise with inlayed coral. The top of the ring measures 7/8" from North to South. The silver could use a polish.