Vostok Amfibian Watch 2431 17006B

Self-winding with a safety device against over-winding of the spring.
Water protection: 20 atmospheres (200 meters).
Indication of the time of day using the clock hand.
Instant calendar.
Number of stones – 32.
Case: stainless steel (case ring, crown, time disc, watch back).
Mechanical mechanism "Vostok 2431".
Organic glass.
Shockproof device of the balance unit.
The average service life of the mechanism is 10 years.
Average daily cycle: -20… +60 seconds per day.
All metal stainless steel bracelet.
Central seconds hand.
The hour markers and hands are filled with variable fluorescent paint.
The energy reserve of one spring winding is at least 31 hours.