Breitling Navitimer B19 Chronograph 43 Perpetual Calendar

Breitling's Navitimer B19 Chronograph 43 Perpetual Calendar, reference PB1920251C1P1, is a chronograph with a 43 mm steel case. The case measures 14.94 mm thick, with a lug width of 22.1 mm. A cambered sapphire crystal, glareproofed on both sides, covers the blue dial. Inside runs the self-winding B19 manufacture calibre, with 96 hours of power reserve. Beyond the chronograph function, the watch has a perpetual calendar with moon phase, along with small seconds. A sapphire display back shows the movement. The alligator leather strap closes with a steel folding clasp. Water resistance is rated to 30 metres.