Shadowbox Turquoise Ring in Sterling Silver Size: 7

Southwestern, probable Navajo sterling silver ring set with a long thin natural turquoise stone. The cracky looking lines are part of the matrix. Size: 7 Face measures 1 1/2" by 1 1/8". Weight: 9.8 grams. Some tarnish. Hand made shank with cold chisel split. No dents.