Navajo Black Onyx Sterling Ring Native American Yazzie? Vintage 925 Silver 6.25

Vintage Navajo black onyx split shank sterling silver ring Size 6.25 Large sterling ring with a bezel set, rectangular black onyx cabochon, geometric engravings on the edge, and silver beads Triple split shank *Light patina/ surface scratches Signed Y (possibly Arnold Yazzie), tested 925 sterling, made by the Native American Navajo Dine' tribe Very good vintage condition Measurements are approximate Width: 3/4" Weight: 6.2 grams J4609