Effie C Turquoise and Coral Ring Size 7

Sterling silver turquoise and coral ring and a silver snake with turquoise eyes wrapping from the bezel as artist "Effie C" did on all her jewelry. She was from the Zuni tribe and has passed away now. Her jewelry was highly collectable in the 80's. Her family is continuing her work. Ring measures 3/4 of an inch top to bottom and almost 1/2 inch wide. Effie C and Zuni stamped on the back with sterling stamped in the ring shank, which is 3/16 wide