This is an authentic DAVID YURMAN Sterling Silver Diamond Hampton Blue Topaz 11mm Chatelaine Ring 52 6. The ring is crafted of sterling silver and features a cable band and a faceted Hampton blue topaz stone in a diamond accented four prong setting, approximately .05 total carat weight. Follow this item for alerts. David Yurman is a registered trademark of David Yurman. FASHIONPHILE is not affiliated with David Yurman.