Vostok Watch 2416b movement

Description

2416B movement
24 mm. caliber sensitive movement with central second hand.
Date calendar of instant action.
Automatic movement with a safety device keeping the spring safe from overwinding.
Height (height of second pin, minute pin not included) – 6,3 mm.
31 ruby jewels.
Average daily rate: -20…+60 sec.
Frequency: 19800 semi-oscillations per hour.
Run-time reserve not less than 31 hrs.