This is an authentic CARTIER 18K White Gold Diamond .31ct 1895 Solitaire Pendant Necklace . The necklace is crafted of 18 karat white gold and features a solitaire round brilliant cut diamond weighing approximately .31 carat, with G color and VS1 clarity. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.