This is an authentic ROBERTO COIN 18K Yellow Gold Diamond Daisy Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a daisy shaped pendant accented with a single round brilliant cut diamond, approximately .10 carat. The necklace also features the signature synthetic ruby set 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.