We have a couple of dozen of these rings that are made with the very popular spiney oyster; turquoise and bronze setting. They are all hallmarked by Navajo silversmith Augustine Largo ("AL"). No two are alike. The one pictured above is 1 and 5/8th's-inches long and .75-inches across at the widest point. Weight is 12.4-grams, or .435-ounces. Always free Priority shipping within the U.S.