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2431 | Vostok

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VOSTOK 2431 2431 | Vostok

Technical features of 2431 movement:

24 mm. caliber movement with central second hand.
“24-hour” scala dial.
Date calendar of instant action.
Automatic movement with a safety device keeping the spring safe from overwinding.
Height 6,3 mm.
31 ruby Jewels.
Shock-resistant balance.
Average daily rate: -10 … +20 sec.
Frequency: 19800 semi-oscillation per hour.
Totally wound movement run not jess than 31 hrs.
Average term 01 service: 10 years.

Coating of bridges and plates: nickel or chrome.
Coating of angrenage parts: chemical passivating or gold-cobalt.
Coating of screws: nickel, gold-cobalt. chemical bluing.

Vostok Watch Makers Inc.
Russian Federation, Republic of Tatarstan
422981, Chistopol, Engels str.
vostok@vostok-inc.com
www.vostok-inc.com

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