Vostok Komandirskie Watch 650537

Self-winding with a safety device against spring rewinding.
Stainless steel bracelet.
Dimensions: diameter - 42 mm, height - 15 mm.
Tightness: 200 m.
Instant calendar.
Number of stones – 31.
Case: stainless steel.
Mechanism 2416B.
24 mm caliber movement with central seconds hand.
Organic glass.
The duration of the stroke from full winding of the spring is 31 hours.
The average service life of the mechanism is 10 years.
Average daily cycle: -20… +60 seconds per day.
Frequency: 19800 vibrations/hour.