The Aero-Compax is regarded as one of the most important milestone timepieces for Universal Genève. With chronograph wristwatches booming in the late 1930s, the industry was competitive in a sense where manufacturers were competing to create the best chronograph wristwatch on the market. The Compax was launched in various models, “Tri-Compax”, “Uni-Compax” and “Aero-Compax”. Deemed as the first chronograph wristwatch to feature hour and minute registers, the Compax models were a revelation in the industry.

Released in 1941, the “Aero-Compax” is a professional tool watch made for pilots. With various dial configurations, the present example certainly belongs to a rare breed of the model. Featuring a bi-coloured 24-Hour rotational bezel as well as a 24-Hour indicated dial, the present watch from circa 1968 is further charmed by the original Universal Genève bracelet and co-stamped by infamous bracelet makers Gay Frères. Presented in attractive overall condition the present example is a desirable professional tool watch to acquire manufactured by one of the most reputable manufacturers of chronograph wristwatches at the time.