Vostok Amphibian Russian Military Diver Mechanical Men's Watch (060116)

24-mm caliber mechanism with central second hand.
Movement with 31 jewels.
Date calendar.
Waterproof (2 atm).
Stainless steel case.
Stainless steel bracelet.
Shock resistant balance. Organic glass.
Average daily rate at temperature -20 +60 seconds.
Totally wound up watches run no less than 31 hrs.
Average lifespan of the mechanism - 10 years.