This tapered necklace and earring set is all sterling silver and handcrafted and signed by one of our Navajo artisans; it comes with a certificate of authenticity. The inlay features Kingman turquoise, mountain turquoise, gaspeite, onyx, mother of pearl, and red, purple, and orange oyster shell. A one-of-a-kind set. The necklace is around 18 inches and can be adjusted if needed.