Stainless steel case with a stainless steel bracelet. Rotating inner bezel. Silver dial with luminous silver-tone hands and index hour markers. Minute markers. Conversion markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at 4 o'clock. Three black sub-dials displaying: 24 hous, 1/10th seconds and time zone function. Eco-drive movement. Scratch resistant mineral crystal. Screw down crown. Solid case back. Case diameter: 48 mm. Case thickness: 12 mm. Round case shape. Band width: 20 mm. Band length: 8 inches. Fold over push-button deployment clasp. Water resistant at 100 meters (330 feet). Functions: 270-day power reserve, 1/20 second chronograph, 12/24 hour time, dual time, alarm, power saver function, low charge indicator, time reset advisory. Sport watch style. Watch label: Made in Japan. Item Variations: BL5400 52A, BL5400.52A, BL540052A. Citizen Perpetual Calendar Eco-Drive Mens Watch BL5400-52A.