Vostok Amfibian Watch 2431 720076

24 hour scale.  
Self-winding with a safety device against over-winding of the spring.
Bracelet stamped from stainless steel, width 18 mm.
Water protection: 20 atmospheres (200 meters).
Dimensions: 40x45.6x15 mm.
Instant calendar.
Number of stones – 32.
Case: stainless steel (case, time disc, crown, watch back)
Weight: 126 g.
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.
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.