Longines Spirit Flyback Titanium

The Longines Spirit Flyback Titanium, reference L3.821.1.53.2, is a chronograph with a 42 mm round case in titanium. The watch is chronometer-certified and has a flyback function. The case is 17 mm thick and 49.5 mm lug-to-lug, with water resistance rated to 100 metres. Self-winding calibre L791.4 provides up to 68 hours of power reserve and is visible through a transparent case back. A scratch-resistant sapphire crystal covers the hour and minute display, with several layers of anti-reflective coating on both sides. The anthracite dial carries applied Arabic numerals alongside gilt hands. A black textile strap with a synthetic lining fastens with a pin buckle. Small seconds appears on the dial.