This is all sterling silver and handcrafted by one of our Navajo artist. Each piece of Lazuli jewelry is handcrafted and signed by our Native-American artists. The stones that are cut and inlayed into the set are; Sleeping beauty turquoise, mountain turquoise, red and orange oyster shell, lapis, opal, and gaspite. One of a kind set. The length is around 18 inches. That can be altered.