On Guard Black Onyx Sterling Silver Pendant NecklaceThe Mutiara Collection of Bali presents this polished square cabochon of black onyx, bezel set in sterling silver for a subtle yet stunning addition to your accessory wardrobe. A slender frame, accented by tiny silver balls, adds just enough detail to the pendant, which dangles from a sterling silver rolo chain. materials: 925 sterling silver, onyx Rolo chain Lobster claw clasp High polish finish Necklace length: 18 in. L; Necklace width: 2 mm W;