Breitling Watch Chronomat 44 Carbon Black AB011012/M524/375A. The Chronomat 44 is an authentic Breitling wrist instrument reflecting a universe dedicated to performance, sporting feats and surpassing personal limits. It is tailor- made to face up to the most extreme conditions while consistently fulfilling its mission. Built to ensure extreme sturdiness, the case housing the Manufacture Breitling Caliber 01 is water resistant to a depth of 500 meters (1,650 ft) a feat worthy of an authentic diver's watch. The Chronomat 44 comes in a choice of four versions: all steel, steel with a bezel bearing four solid gold markers, steel with gold bezel or all gold.