This is a Vintage Fred Harvey Era Natural Green Turquoise Native American Navajo Thunderbird Cuff Bracelet with Stamp Decoration in Sterling Silver. The oval natural untreated green turquoise stone has spider web brown matrix. The turquoise stone is plain bezel set surrounded by rope twist and curved wire along with raindrop beading. Applique work plus profuse stamp decoration that includes thunderbirds and rain clouds at the terminals complete the bracelet cuff. The bracelet measures 5 1/2 inches around plus a 1 inch gap, for a total of 6 1/2 inches.The bracelet fits my 6 1/4 inch wrist. There is no flexibility for size adjustment.