Vintage Navajo Ring with Teal Turquoise Stone Size 6

Vintage hand made Southwestern sterling silver ring that is set with natural teal colored turquoise. This stone has a cracked surface but it is not cracked. It was not filled with resin to smooth the surface. It is stable in the setting. 

Size: 6 Face of the ring measures 1 1/4" long. Weight: 6.1 long. No hallmarks. Acid tested.