Item #: 683751 This is an authentic DAVID YURMAN 18K Yellow Gold Black Onyx Rio Rondelle Short Station Necklace. The necklace is crafted of 18 karat yellow gold and features polished black onyx beads alternating between polished and cable beads along a delicate gold chain. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.