This is an authentic ROBERTO COIN 18K Yellow Gold Diamond Wide Princess Bangle Bracelet. The bracelet is crafted of 18 karat yellow gold and features a squared bangle with a satin finish, accented with approximately 1.99 total carat weight of diamonds. PLEASE NOTE: A synthetic ruby on the inside of the bracelet is missing. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.