This is an authentic MARCO BICEGO 18K Yellow White Gold Diamond Bi49 Bar Station Nekclace. The necklace is crafted of 18 karat yellow and white gold, and features a coiled gold bar motif accented with approximately .03 total cara weight of diamonds on the sides. Follow this item for alerts. Marco Bicego is a registered trademark of Marco Bicego. FASHIONPHILE is not affiliated with Marco Bicego.