This A. Lange & Sohne Lange 1 Time Zone watch features a 42mm platinum case, silver dial, and a black hand-sewn alligator leather strap. The silver dial displays hours and minutes in an off-center subdial at 9 o'clock and allows the wearer to tell the time in an additional timezone from the sub-dial located at the bottom right side of the dial. date is displayed at 1 o'clock. Lastly, this magnificent timpiece is powered by a hand winding movement with a 72 hour power reserve.