This is an authentic DAVID YURMAN 18K Yellow Gold Black Onyx Rio Rondelle Long Station Necklace. This chic necklace is crafted of 18 karat yellow gold and features round black onyx and gold smooth and cable accented bead stations throughout the 1mm baby box chain. This is an excellent necklace with the look of distinction only from David Yurman! Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.