Breitling Navitimer B01 Chronograph 41

The Navitimer B01 Chronograph 41 (ref. AB0139211B1P1) is built in a 41mm steel case measuring 13.6mm thick, paired with a black dial and sapphire crystal. It houses the automatic Breitling calibre B01, a chronometer-certified movement with a 70-hour power reserve, and combines a rotating slide rule bezel with tachymeter scale and date display. Water resistance is rated to 30 meters.