Item #: 1770127 This is an authentic DAVID YURMAN Sterling Silver Diamond Amethyst 8mm Chatelaine Ring 54 7. The ring is crafted of sterling silver and features a faceted purple amethyst held by diamond accented prongs, approximately .03 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.