The Breitling Chronomat B01 42, reference UB0134101C1S1, features a 42mm stainless steel case with 18k red gold elements, including the bezel, pushers, and crown. It has a blue dial with luminous rose gold-tone hands and stick hour markers, and a date display at the 6 o'clock position. Powered by the in-house Breitling Caliber 01, this self-winding mechanical movement offers a power reserve of approximately 70 hours. The watch includes a chronograph function with 1/4th second, 30-minute, and 12-hour totalizers. It is water-resistant up to 200 meters and comes with a blue rubber strap secured by a stainless steel folding clasp.