This is an authentic DAVID YURMAN Sterling Silver Amethyst Marquise Ring size 49 or 5. This chic ring is crafted of a cable style sterling silver band that holds a marquise shaped amethyst stone. This is a beautiful ring with a distinctive look 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.