Brand New Authentic Longines Heritage Classic Sector Black Dial Steel Men's Watch Model L2.828.4.53.6. Stainless Steel case with Stainless Steel watch band. Deployment with Push Button and Foldover clasp. Fixed bezel. Dial description - Silver tone hands and Arabic Numeral/Index hour markers with minute markers around the outer rim and a sub-dial on a Black Sector dial. Automatic movement. Chronograph sub-dials display - Small Seconds. Powered by Longines Caliber L893 engine with 72 hours power reserve. Watch functions - Power Reserve, Hour, Minute, Second. Scratch Resistant Sapphire crystal. Round case shape. Case size - 38.50mm. Case thickness - 11mm. Solid case back. 30 Meters - 100 Feet water resistant. 2 year WatchMaxx warranty. Also known as model - L28284536. Longines Heritage Classic Sector Black Dial Steel Men's Watch L2.828.4.53.6