The Montbrillant 01 chronograph draws inspiration from the 1940s and 1950s Chronomat designs, featuring the iconic aviation slide rule. It's named after the old Breitling workshops in La Chaux-de-Fonds and boasts the impressive Manufacture Breitling Caliber 01. The combination of tradition and innovation is highlighted by the numeral or hour-marker options and hollowed counters on the dial. The caseback showcases an embossed medallion depicting the historic Montbrillant building. The stunning Reference RB013012.G710 has a red gold case and Mercury Silver dial with applied stick markers.