The ring face measures around 1inchx17mm The ring size is around 10.5 Cir Mid Century Sterling silver Sturdy 14.1 grams. No marks but tested as sterling silver Native Americans often combine turquoise with their coral in silver jewelry.
Both minerals, borne of water. The former on land, the latter by sea. Symbolize the union of earth and water and the red associated with birth bound by the purity of white silver.