Longines Spirit L34104930 Watch with Leather Strap and COSC Certificate Longines Spirit is a watch that combines the glory days of aviation with current aesthetic and technical requirements. This Longines Spirit watch has a 37mm wide grey steel case and a blue dial. The silver-edged indexes and hands have strong luminescence and the seconds hand stands out in red. The watch has a date display at six o'clock. Stylish steel case is combined with a blue leather strap with white stitching. The Longines Spirit is a highly accurate chronometer watch that has been certified by the Swiss COSC institution. The dial is protected by a scratch-resistant sapphire crystal with an anti-reflective coating, and the automatic watch has a power reserve up to 72 hours. 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: L34104930 Case material: stainless steelCase color: steel greyCase diameter: 37 mm Watch thickness: 11.7 mm Strap material: leatherStrap color: blue, light stitchingStrap width: 19 mm Watch weight: 64.9 g Sapphire glass, scratch-free Dial color: blue Water resistance: 100 meters (30 bar) Date display Chronometer with COSC certificate Movement: automaticPower reserve up to 72 hours