Spiny Oyster Ring in Sterling Silver by Navajo Mary Morgan

Vintage handmade sterling silver ring by Navajo artist Mary Morgan. It is set with a deep bittersweet orange spiny oyster stone with fine twisted wire rope and raindrops. Nice quadruple chisel split shank. Size 8 1/2. Weight: 12.8 grams. Silver has some tarnish. Signed inside. 

This is Mary Morgan:

Photo credit to Perry Null Trading