From wornandwound:
Debuting in 1938, the Hanhart Calibre 40 and its descendants would become staples of German military officers’ kits from early WWII through the 1950s. These earliest examples were issued by the German Kriegsmarine (KM) and featured a single-button flyback chronograph, smooth bezel case, and luminous hands and hour numerals. This model has been reissued by Hanhart, though, unfortunately, with the later style textured bezel Hanhart is more known for.
https://wornandwound.com/chronography-7-military-chronographs/
One of the traits we love about chronograph watches is that they’re tool watches. They’re useful, often specifically so. Nowhere is that mo














