Deep Blue Turquoise Southwestern Ring in Sterling Silver Mexico

Vintage sterling silver Southwestern ring made in Mexico. It is set with a deep blue turquoise stone. It is marked Mexico 925 inside the back of the band. It is likely a size 8. If you look at how the band is soldered there is a flat side and it cannot be sized on a mandrel.

Face measures 1 1/8" long. Weight: 9.4 grams.