Large Vintage Native American Pendant 925 Sterling Silver Turquoise Spiny Oyster

Stunning large vintage Native American pendant, featuring a green turquoise centerpiece surrounded by dark orange spiny oyster. Signed / hallmarked " Sterling GW " on the backside, possibly for either Navajo Genieve Werito or Glen Willie. This statement piece of handcrafted art measures 3.8 inches in total length (including the bail) by 1.7 inches in width. Slight wear which is common with older pre-owned jewelry.