Item #: 266910 This is an authentic TIFFANY & CO Sterling Silver Diamond Locks Ring in a size 54.5, 7. This is a stunning ring that is beautifully crafted of sterling silver with a tiny key hole and two diamonds. This is a marvelous ring for a one of a kind look, from Tiffany & Co. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.