This is an authentic ROBERTO COIN 18K Yellow Gold Enamel Diamond Tiny Treasures Wink Emoji Pendant Necklace Black. The necklace is crafted of 18 karat yellow and features a round pendant with a wink emoji motif with accents of black enamel and a diamond, approximately .03 total carat weight. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.