This is an authentic CARTIER 18K White Gold Lanieres Ring size 48 or 4.5. The ring is crafted of 18 karat white gold and features a segmented band engraved with the Cartier logo in script. This is a marvelous ring with the classic style of Cartier! Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.