Montblanc Timewalker Voyager UTC Watch (109136). Caliber MB 24.05 swiss automatic movement with 42 hours power reserve. GMT function. Silver dial, second time zone with 24 hour scale and day/night indicator. Arabic numerals and index markers and date window at 6 o'clock position. Fixed bezel set on a 42mm stainless steel case. Scratch resistant sapphire crystal on top and an exhibition case-back.Water resistant to 30M. Embossed leather strap with stainless steel tang type buckle.