Longines Flagship Collection Swiss Automatic Watch With A Grey Colourwed Stainless Steel Strap, Matte Black Coloured Dial & Date Window. A timeless collection The launch of the first Flagship by Longines in 1957 was met with resounding success. Today, this timeless collection can still be found in the brand's range of products in a reworked form. Each fitted with a self-winding calibre, these models will enchant lovers of classic, robust watches. A wide range of dials and a selection of sizes mean that everyone can find the watch that suits him or her. Clasp: With triple safety folding clasp and push-piece opening mechanism Special Features: Self-winding mechanical movement beating at 25'200 vibrations per hour, with a power reserve of approximately 72 hours Dimension: 40.00 mm Thickness: 8.70 mm Water Resistance: 3 Bar