Sturmanskie Arktika Heritage 24 Hours 2431/6821344 Mechanical Automatic Limited Edition Watch

Sturmanskie watch
ARKTIKA HERITAGE 24 HOURS
2431/6821344

This Sturmanskie Arktika Heritage 24 Hours 2431/6821344 is a men’s automatic wristwatch from the “Arktika Heritage 24 Hours” collection, inspired by Russian Arctic expeditions and designed for polar conditions with continuous day or night cycles. The model features a stainless steel case, acrylic crystal, and a Russian Vostok 2431 automatic movement with a true 24-hour display.

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Series: Arktika Heritage 24 Hours
Model: 2431/6821344
Limited Edition: Limited edition — 2000 pieces worldwide (numbered series)

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Movement

Movement: Vostok 2431 automatic mechanical
Shock Resistance: Yes
Frequency: 19,800 vibrations per hour
Power Reserve: ~31 hours
Calendar: No
Winding: Automatic self-winding + manual winding
Chronograph: No

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Case & Build

Case Material: Stainless steel
Case Shape: Round
Case Size: 42 mm
Case Thickness: ~13 mm
Case Back: Screw-in solid caseback
Weight: ~74–80 g

Band Type: Strap
Band Material: Genuine leather
Lug Width: 20 mm

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Crystal & Dial

Crystal: Acrylic crystal
Dial Type: Arctic-inspired true 24-hour dial
Luminescence: Luminous hands and indices

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Bezel & Functions

Functions: Hours, minutes, seconds, true 24-hour display
Bezel: Fixed

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Protection & Resistance

Water Resistance: 3 ATM / 30 m

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Usage & Care

Automatic mechanical watch designed for daily wear and collector use. The Vostok 2431 movement supports both automatic and manual winding and is optimized for 24-hour timekeeping in Arctic conditions. Avoid strong shocks, magnetic fields, and prolonged water exposure beyond rated resistance. Recommended servicing every 3–5 years for long-term accuracy and reliability.