Black ion-plated stainless steel case with a black polyurethane strap. Fixed black ion-plated stainless steel bezel. Charcoal grey dial with luminous 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 3 o'clock position. Citizen caliber J810 eco-drive movement. Scratch resistant mineral crystal. Screw down crown. Solid case back. Round case shape. Case size: 45 mm. Case thickness: 11 mm. Band width: 23 mm. Tang clasp. Water resistant at 100 meters / 330 feet. Functions: date, hour, minute, second. Additional Info: featuring our eco-drive technology – powered by light, any light. never needs a battery. Casual watch style. Watch label: Japan Movt. Citizen AR Charcoal Grey Dial Black Polyurethane Mens Watch AW1157-08H.