Featuring an extremely practical and easy to read dual timezone system, the Breitling Navitimer GMT World Travel watch proves itself indispensable for modern-day adventurers.At A Glance Black leather strap with white stitching 46mm stainless steel case with a bi-directional ratcheted bezel and 30m water resistance Cambered scratch-resistant sapphire crystal which is glareproofed on both sides Black dial with baton hour markers Date window at 3 o\'clock Three chronograph sub-dials Circular slide rule Red-tipped central hand displays second timezone on a 24-hour scale Caseback engraved with timzones of the world\'s major cities Powered by the COSC chronometer certified Manufacture Breitling Calibre 24 self-winding mechanical movement Minimum power reserve of 24 hours