Item #: 1057584 This is an authentic DAVID YURMAN Sterling Silver Pietersite Beveled Signet Ring 60 9. The ring is crafted of sterling silver and features a blue pietersite stone inlay atop a tapered beveled band. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.