Breitling Chronomat B01 Chronograph 42

Breitling's Chronomat B01 Chronograph 42, reference PB0158101C1S1, has a 42 mm steel case paired with platinum. The case measures 13.77 mm thick, with a lug width of 20.1 mm. A sapphire crystal covers the blue dial. Inside, the self-winding Breitling 01 calibre drives the chronograph, chronometer-certified and offering roughly 70 hours of power reserve. The date appears through a dial aperture, and a small seconds subdial rounds out the display. A sapphire window in the screwed-in caseback shows off the movement. This chronograph pairs with a black rubber strap on a steel folding clasp. The screw-locked crown backs up a 200 metre water resistance rating.