Wakmann established itself in New York as a several clock brand importer, the most famous one was Breitling, and they made some clocks with both brands like these.
This clock called “radar shelter wall clock”, is exactly the same as the one aircraft built named 118-12-24.
The only difference is that this one has two glass-attached hands to be able to fix the take off time.
After the 2nd World War, Wakmann started to make its own clocks for the US Army, the most common the A-13.
This clock Model 651-12, designed for use in commercial planes, shows time, elapsed time up to 12 hours, and chronometer with 15 minutes counter.
It has 16 jewels and runs for eight days. You could find this clock in a Boeing 727 cockpit.
The model 650-24 has the only difference in the 24 hours dial, and the chrono minute counter is for 60 minutes instead of 15.
