Vintage Old Mechanical wrist watch ZIM Guards

Old men's mechanical watch "ZIM" CHK-6  50-s on the strap, the dial is made with paint on a metal substrate, handmade. Dial with with the image of a badge Guards.

This is Zim – Plant named Maslenkov (Zavod imeni Maslenkova) vintage wristwatch made in USSR. Classical watch with Soviet quality. This watch was made for Forces and Soviet Militsiya (USSR Police). 

All watch has been serviced professional watchmaker. 
Fully tested in working condition.
The watch is used but in great condition.
Photos are real.

Case diameter without crown: 50 mm.
Thickness: 14 mm.
It contains 15 ruby jewels.