Black ion-plated stainless steel case and bracelet, fixed black ion-plated bezel. Black dial with luminous silver-tone hands and index hour markers, minute markers around the outer rim. Luminescent for night readability. Date display at 3 o'clock position. Chronograph function with three sub-dials: 60-second, 60-minute, 24-hour counter. Citizen Caliber Eco-Drive B612 movement powered by light (any light). Tachymeter scale on the dial circumference for speed measurement in km/h or mph per hour. Scratch-resistant mineral crystal lens. Screw-down bezel and crown with solid case back. Round case measuring 42mm diameter, 13mm thickness. 22mm wide black strap with fold-over clasp featuring a safety release mechanism. Water resistant up to 200 meters / 660 feet which is suitable for swimming but not scuba diving. Functions include analog hour, minute, second display; date at 3 o'clock; chronograph timer; tachymeter.