Longines Spirit L38204530 Watch with Leather Strap and COSC Certificate The Longines Spirit watch combines the glory days of aviation with current aesthetic and technical requirements. The Longines Spirit is a highly accurate chronometer watch that has been certified by the Swiss COSC institution. The automatic watch also has Longines' L688.4 movement with an antimagnetic silicone spring. The watch has a power reserve up to 66 hours. This Longines Spirit watch has a 42mm wide grey steel case and a black sunbrushed dial. The silver-colored numerical indexes and hands have strong luminescence. The seconds hand of the watch and the hands of the chronograph displays stand out in red. The brown leather strap has white stitching. The dial is protected by a scratch-resistant sapphire crystal with an anti-reflective coating. Known for its winged hourglass logo, Longines is one of the oldest Swiss manufacturers of quality watches. The selection of the brand, which has been influential since 1832, includes both classic models and sports watches that underline performance. Model number: L38204530 Case material: stainless steelCase color: steel greyCase diameter: 42 mm Watch thickness: 16.5 mm Strap material: leatherStrap color: brown, light stitchingStrap width: 22 mm Watch weight: 123.1 g Dial color: black Sapphire glass, scratch-free Chronograph functionsDate display Chronometer with COSC certificate Water resistance: 100 meters (30 bar) Movement: automaticPower reserve up to 66 hours