This is an authentic DAVID YURMAN Titanium Sterling Silver Black Diamond 6mm Streamline Band Ring 60 9. The ring is crafted of black titanium and features a single black diamond set in the middle of the band weighing approximately .20 carats. The ring also features a sterling silver cable motif along the interior of the band. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.