This necklace is all sterling silver and handcrafted by one of our Navajo artisans. The necklace is handcrafted and signed by the Native-American artist. It comes with certificate of authenticity. The stones that are cut and inlayed into the set are; Kingman Turquoise, Mountain Turquoise, Gaspite, Onyx, Mother of Pearl, Red Purple and Orange Oyster Shell. One of a kind set! The length is around 18 inches. It can be altered, if needed.