Black Stainless Steel Case, Black Leather Strap (20mm), Fixed Black Stainless Steel Bezel. Analog Black Dial with Black Hands and Index Hour Markers, Minute Outer Markers, Luminescent Night Luminous Elements, Date Display at 6 o'clock. Chronograph Sub-Dials: 30-Minute and 1/5-Second (2x) along with the Main Seconds Hand Indication. Hamilton Calibre H-31 Automatic Movement (Based on ETA 7753), 28800 vph, Approx 60 Hours Power Reserve, Includes 27 Jewels. Scratch Resistant Sapphire Crystal. Screw Down Push-Button/Torx® Clasp Folding Crown Closure with Twin Safety Locks. Solid Case Back. Round Case Shape (40mm Diameter x 14.45mm Thickness). Water Resistance: 100 meters / 330 feet. Functions Include Chronograph, Date, Hour, Minute, Second. American Classic Series Watch.