Dienstuhr Heer Militäruhr German Army WW2 Military Watch Swiss Made. This superb ZENITH mechanical wristwatch dates from the time of the Second World War. It was made in Switzerland by the famous Swiss watchmaking firm of Zenith for the Germany Army. This example bears the military contract serial number'D. Zenith always used this curved system, which was machine engraved. Zenith fitted an inner movement protector to all the watches supplied to the German Army. The Zenith movement was of particularly high quality, manufactured from brass and mercuric gold plated. 12.4.6 on this watch is ...