The Breitling Superocean Heritage B01 Chronograph 42, reference AB0156161C1A1, is a self-winding mechanical watch featuring the Breitling Manufacture Caliber 01 movement. It offers a power reserve of approximately 70 hours and operates at a frequency of 28,800 vibrations per hour. The stainless steel case measures 42 mm in diameter and 14.55 mm in thickness, with a water resistance of up to 200 meters. The watch includes a unidirectional, ratcheted bezel with a ceramic inlay, a blue dial with luminescent hands and indexes, and a date aperture at the 6 o'clock position. It is fitted with a stainless steel mesh bracelet secured by a folding clasp.