This is an authentic TIFFANY 18K Yellow Gold Diamond Small T Smile Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a 'T' smile motif set with approximately .03 total carat weight of diamonds on the ends. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.