Old Navajo Rectangular Turquoise Ring Size 7 Sterling Silver

Old Navajo Fred Harvey era ring that is set with a rectangular American turquoise stone. This turquoise is unusually in that it is a deep blue with dark brown matrix and the turquoise around the matrix is mint green. This stone is natural with no resin so it does have an old crack. It is stable in the setting. 

Size: 7 Face measures 1" by 3/4". Shank is hand formed and cold chisel split with a twisted wire rope support inserted. No hallmarks. Acid tested. C. 1930.

 Weight: 9.5 grams. Some tarnish. Collectible ring.