After we consider aviation watches, our minds in all probability go to easy designs rooted in pure legibility. The IWC Mark collection, for instance, gives one thing of a basis for a way we perceive pilot watches immediately. Massive numerals, loads of lume, and beneficiant proportions. For a time within the Nineteen Twenties and 30s, nonetheless, pilot’s watches made by Longines had been outlined by a characteristic we now affiliate with a really completely different kind of software watch: a rotating bezel. These so-called “aviation counters” positioned an emphasis on timing the length of a flight, and used a easy rotating bezel with a single marker to get the job completed. In 1935, Longines created the reference 3582 for the Czechoslovak Air Drive. These watches had been made to exacting specs, together with a cushion model case and a luminous, rotating, hour marker. Watches had been engraved with the phrases “Majetek Vojenske Spravy,” which suggests “Property of the Czechoslovak Military,” and is the place the watch seen right here will get its title and plenty of of its design cues.