This is an authentic ROBERTO COIN 18K Yellow Gold Diamond Love in Verona Flower Zipper Necklace. The necklace is crafted of 18 karat yellow gold and features a bead chain with an adjustable flower motif set with approximately .65 total carat weight of diamonds, along with a hidden synthetic ruby. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.