This is an authentic DAVID YURMAN Sterling Silver Diamond Hematite 18mm Signature Oval Ring 47 4.25. The ring is crafted of a sterling silver into a twisted cable style split shank with an 18mm hematite stone framed with pave diamonds weighing approximately 0.21 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.