Year: 2019 This is an authentic BOUCHERON 18K Pink White Gold Diamond Quatre Radiant Wedding Band Ring 46 3.75. The ring is crafted of 18 karat rose and white gold, and features a grosgrain motif band alongside a pave-set diamond band weighing approximately .26 total carat weight. Follow this item for alerts. Boucheron is a registered trademark of Boucheron. FASHIONPHILE is not affiliated with Boucheron.