This is an authentic DAVID YURMAN Sterling Silver Diamond Amethyst 14mm Chatelaine Ring 52 6. The ring is crafted of sterling silver and features a faceted purple amethyst held by diamond accented prongs, approximately .08 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.