Watch from the aviation film-photo-machine gun Vintage USSR RARE Mechanical 
01204
1-51
Mechanism Type-1 modified for the addition of a central second hand.This is the Zlatoust mechanism used in the watch of the C-13 cinema photo gun.This device was installed on airplanes (MiG-15 and MiG-17) and was used to record hits (damage) of the downed enemy to confirm the personal account.

MEASURES:

Case Diameter (with crown): 54 mm 

Case Diameter (without crown): 44 mm 

Watch crystal diameter: 29 mm 

The watch is in GOOD WORKING cosmetic condition.

GOD BLESS YOU!!!