This is an authentic ROBERTO COIN 18K Yellow Gold Diamond Tiny Treasures Initial N Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a dainty chain holding a round disc pendant accented with bezel-set round brilliant cut diamonds in the shape of the letter "N", approximately .05 total carat weight. The necklace also features a synthetic ruby on the chain tag. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.