This is an authentic TIFFANY 18K Yellow Gold Diamond .20ct Elsa Peretti Diamonds by the Yard Pendant Necklace. This lovely necklace is crafted of 18 karat yellow gold and features a single bezel set round brilliant cut diamond weighing approximately .21 carats, with SI1 clarity and E color. This is a perfect necklace to wear everyday or on special occasions, only from Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.