This is a Navajo handcrafted ring size 11 3/4 by Olson Charleston. This Pueblo inspired ring is created with Onyx and Jasper crafted with Sterling Silver. This piece is signed by Olson noted as OS and is stamped Sterling.
The face of the ring is 7/8 inch top to bottom and is 13/16 inch wide at the widest point. Total weight of this piece is 23.0 grams.