Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel showing tachymeter markings. Grey dial with silver-tone hands and index hour markers. Arabic numerals mark the 3, 6, 9 and 12 o'clock positions. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Date display at the 4 o'clock position. Chronograph - three sub-dials displaying: 60 second, 60 minute and 24 hours. Eco-drive movement. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Case diameter: 44 mm. Case thickness: 16 mm. Round case shape. Band width: 20 mm. Fold over clasp with safety release. Water resistant at 200 meters / 660 feet. Functions: chronograph, tachymeter, date, hour, minute, second. Additional Info: radio-controlled atomic timekeeping (5 time zones). Casual watch style. Watch label: Japan Movt. Citizen Chrono-Time A-T Eco-Drive Grey Dial Stainless Steel Men's Watch BY0100-51H.