Early Navajo Turquoise Ring with Raindrops Size 6

Vintage Navajo sterling silver ring set with a single bi-colored turquoise stone. The shank is hand formed and cold chisel split. Hand dropped raindrop at each side of the stone. Ring is hand hewn and has a rustic surface underneath. Size: 6. Face measures 1/2" wide. Weight: 3.3 grams. No hallmarks. C. 1930. Fred Harvey era.