This is an authentic ROBERTO COIN 18K White Gold Diamond Tiny Treasures Baby Cross Pendant Necklace. The necklace is crafted of 18-karat white gold and features a small cross motif set with round brilliant cut diamonds, weighing approximately .10 carats, along with a synthetic ruby on the back. Follow this item for alerts. Roberto Coin is a registered trademark of Roberto Coin. FASHIONPHILE is not affiliated with Roberto Coin.