This is an authentic TIFFAN 18K Yellow Gold T Two Ring in a size 51, 5.75. This stylish ring from the Tiffany T Two collection is crafted of 18 karat yellow gold with a T design. This is a spectacular ring for a distinctive look, from Tiffany & Co. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.