This Men's Spiny Oyster Black Onyx Heishi Navajo Pearls Sterling Silver Necklace is a unique and handmade piece of Native American jewelry. The necklace features black onyx stones in a round shape, accented with spiny oyster and heishi pearls. The sterling silver closure is a hook, and the necklace is 20 inches in length. The piece is made with natural materials sourced from the United States, specifically the Navajo tribe. It is of high quality and signed by the brand, making it a beautiful and authentic addition to any jewelry collection.