FEATURES Seiko 5 Sports Special Edition. Inspired by the vintage Seiko 5 Sports models of the 1960s and 1970s. Automatic with manual winding capability. White and black checkered uni-directional rotating bezel. The design takes it's color scheme and bezel pattern from the "Checker Flag," one of the most popular designs of the era. Black dial with sunray finish. Day/Date calendar. Red-orange second hand. Luminous hands and markers. Tri-fold push button release clasp with secure lock. Screw-down see through caseback. TECHNICAL DATA CASE DIMENSIONS: DIAMETER:42.5 mm THICKNESS:13.4 mm LENGTH:46.0 mm MOVEMENT: Caliber 4R3621,600 vibrations per hour 24 jewels Power reserve: approximately 41 hours CASE:Stainless steel case CRYSTAL: Curved Hardlex crystal WATER RESISTANCE:10 bar, 100 meters (330 feet) DIAL COLOR:Black STRAP:Stainless steel bracelet LUG WIDTH: 22 mm