Cartier Tank Louis XL 18k White Gold Diamond Mens Watch WT200006. Manual-winding movement. 18k white gold case 40.4 mm x 34.92 mm with a row of diamonds on the sides. Circular grained crown set with faceted diamond. Original Cartier factory diamond bezel. Mineral glass crystal. Silvered grained dial. Painted black roman numerals. Sword shaped blued steel hands. Secret Cartier signature at VII. Black alligator strap with the 18k white gold deployant buckle.