Brand New Authentic Longines Flagship Automatic 30mm Black Diamond Dial Steel Women's Luxury Watch Model L4.374.4.57.6. Brushed and Polished Stainless Steel case with Brushed and Polished Stainless Steel watch band. Brushed and Polished Stainless Steel Deployment with Push Button and Foldover clasp. Fixed bezel. Dial description: Polished Silver Tone Hands and Diamond Hour Markers with the Date at 3 o'clock on a Black dial. Swiss Automatic movement. Chronograph sub-dials display: Date. Calendar: Date at 3 o'clock. Powered by Longines Caliber L595/592 engine with 40 hours power reserve. Watch functions: Date, Power Reserve, Hour, Minute, Second. Push-Pull crown. Scratch Resistant Sapphire crystal. Round case shape. Case size: 30mm. Transparent case back. 30 Meters - 100 Feet water resistant. 2-year WatchMaxx warranty. Also known as model: L43744576.