Cartier Drive de Cartier - 40 mm Large Date - Silvered Dial - Black Alligator Strap - WSNM000540mm x 41mm stainless steel case, 12. 63mm thick, sapphire back, octagonal crown set with a faceted synthetic spinel, sapphire crystal, silvered flinque dial with Roman numerals, sword shaped blued steel hands, caliber 1904 MC self winding movement with large date at 12 o'clock, retrograde second time zone at 10 o'clock, day night indicator at half past three, small seconds at 6 o'clock, approximately 48 hours of power reserve, black semi matte