This is an authentic CARTIER Platinum Diamond 3mm C De Cartier Wedding Band Ring 58 8.5. The ring is crafted of platinum and features a band engraved with the Cartier logo and set with a single round brilliant cut diamond weighing approximately .02 total carat weight. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.