This Stainless Steel Nighthawk Chronograph features a 200 meter water resistance and tachymeter scale. Black dial with Thin Blue Line going thru the dial. Stainless steel case and bracelet 1/5 second chronograph, measures up to 60 minutes 12/24 hour time Mineral glass crystal Tachymeter scale Date window at the 3 o’clock position Screw-back case Bracelet features a safety fold-over clasp with push-button release Solar-powered, never requires a battery change 210 day power reserve when fully charged Water resistant to 200 meters (660 feet) Case width 42mm (approximately 1 5/8 inches)