This is an authentic ROBERTO COIN 18K Yellow Gold Diamond Princess Flower Locket Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a hollow links chain holding a square locket pendant accented with diamonds, approximately .18 total carat weight, along with hidden synthetic rubies. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.