Item details Item number 293293 Brand name: Cartier Item name: Cartier Ring Trinity Classic Model 18K White Gold Ceramic No. 11 #51 Box-with Material 18KWhite Gold (Stamp 750) Ceramic Stone used Size 11 (11 JP / US 6) Size: #51 Ring width 1 piece 3.5 mm (0.14 in) Ring width 3 7.0 7.7 mm (0.30 in) some errors. Accessories Box The items listed in the Accessories column and shown in the photos are all of the accessories Also, since the accessories are used, some scratches and dirt. • Ring size listed will usually be international sizing, not US, unless otherwise stated. You accept this description upon purchase. Please use the Ring Size Chart.