Vintage Navajo Ring Sterling Silver Turquoise & Coral Sz 5.5This vintage Navajo crafted ring features a bright blue turquoise gemstone and tomato red coral, set onto sterling silver, circa 1960s. The Southwestern ring consists of unmarked sterling silver, set with an oblong turquoise and square shaped coral cab, in sawtool bezels along with applied silver foliate designs, and a split shank. It measures a size 5. 5 on my ring mandrel and weighs 2. 7 grams.