Brand New Authentic Longines HydroConquest Automatic Black Dial Ceramic Bezel Steel Men's Sports Watch Model L3.782.4.56.6. Ceramic & Stainless Steel Brushed case with Silver Stainless Steel Brushed watch band. Brushed Stainless Steel Deployment with Foldover clasp. Uni-Directional Rotating bezel. Dial description - Sunray Black Dial with Super-LumiNova Markers dial. Automatic movement. Powered by L619/888 engine with 64 hours power reserve. Watch functions - Date, Power Reserve, Hour, Minute, Second. Screw Down crown. Scratch Resistant Sapphire crystal. Round case shape. Case size - 43mm. Solid case back. 300 Meters - 990 Feet water resistant. 2 year WatchMaxx warranty. Also known as model - L37824566. Longines HydroConquest Automatic Black Dial Ceramic Bezel Steel Men's Watch L3.782.4.56.6