This is an authentic DAVID YURMAN Sterling Silver Black Onyx Diamond 10mm Cable Wrap Ring 48 4.5. The ring is crafted of smooth and cable sterling silver bands that hold a faceted 10mm black onyx stone with one band accented with pave diamonds approximately weighing 0.02 carat. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.