This is a Navajo handcrafted ring size 9 3/4 by Ray Jack. This ring is created with Turquoise Mountain Mine Turquoise crafted with Sterling Silver. This piece is signed by Ray noted as R and is stamped Sterling. Note that rays stamp is very difficult to read.
The face of the ring is approximately 13/16 inch tall at the tallest point.
Total weight of this piece is 15.7 grams.