The Sturmanskie Arctic Automatic Russian 24-Hour Watch 2431/6821344 is a robust and historically significant timepiece, designed to commemorate the pioneering spacewalk of cosmonaut Alexei Leonov. This watch is a testament to the spirit of exploration and innovation that defines space travel.

Key features of this watch include:

• Movement: Equipped with a Vostok automatic/self-winding mechanism, this watch is designed for accuracy and reliability. It has a daily rate tolerance of -20/+40 seconds per day, ensuring consistent timekeeping.

• Design & Dial: The watch features a unique tan dial, which enhances its visual appeal. This is complemented by the use of Super-Luminova for luminosity, ensuring the dial is easily readable in low-light conditions. The calendar function is conveniently located at the 3 o'clock position.

• Case & Crystal: The case is crafted from 316L surgical grade stainless steel, known for its durability and resistance to corrosion. It measures 42mm in diameter, providing a substantial presence on the wrist. The dial is protected by a mineral crystal, offering clarity and scratch resistance.

• Strap & Clasp: It comes with a 20mm wide leather strap, providing a comfortable and stylish fit. The strap is secured with a buckle clasp, ensuring a secure and adjustable fit.

• Water Resistance: This watch is water-resistant up to 3 ATM, making it suitable for everyday use but not for swimming or diving.

• Type & Functionality: As a 24-hour military-type watch, it offers a unique way of timekeeping, making it an interesting choice for watch enthusiasts and collectors.

The Sturmanskie Arctic Automatic Russian 24-Hour Watch is not just a functional accessory; it's a piece of history that captures the essence of human achievement in space exploration. Its unique design and functionality make it a great choice for anyone who appreciates both the aesthetic and historical value of their timepieces.