Watch with mechanical self-winding movement, caliber L898. 28,800 vibrations per hour and about 59 hours of power reserve.

Chronograph functions, including central 60-second hand, 12-hour counter at 6 o’clock and 30-minute counter at 9 o’clock.

The case is stainless steel, 42 mm in diameter, 22 mm thick and 22 mm distance between lugs. Screw-locked crown. Transparent screw-down caseback with sapphire crystal.

Water resistance up to 10 bar/100 meters.

Ceramic bezel with indications for tachymeter.

Dial with special silvered striped work. The shiny silver hands are treated for viewing in the dark. Hand-applied indices in overlay.

Anti-reflective, scratch-resistant sapphire crystal glass.

Stainless steel strap with adjustability. Deployant clasp with triple security and spring-loaded opening mechanism.

Dedicated box with second black rubber strap and tool for self-change.

Accompanied by official Longines 5-year box and warranty.