Authentic Breitling Chronomat B01. Swiss automatic movement with chronometer precision powered by Caliber 01 engine offering 70 hours power reserve. Features date function at the 6 o'clock position, hour markers, tachymeter and minute scale around outer rim, three sub-dials displaying seconds, 30 minutes, and 12 hours along with a speed indicator. Equipped with luminous silver tone hands, sapphire crystal glass, screw down crown, transparent case back, and unidirectional rotating diamond bezel. Constructed from brushed and polished stainless steel case paired with black rubber strap secured by a folding clasp. Possesses water resistance up to 200 meters (660 feet) and comes with a 5 year WatchMaxx warranty.