This is an authentic CARTIER 18K White Gold Diamond Lanieres Ring Size 49 or 4.75. The ring is crafted of 18 karat white gold and features a segmented band engraved with the Cartier logo and set with a single round brilliant cut diamond weighing approximately .04 carat. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.