Seiko 5 Sports Automatic with manual winding capability 21,600 vibrations per hour Power reserve: approximately 41 hours 24 jewels Black uni-directional rotating bezel Black dial Day/date calendar Luminous hands and markers Screwdown see-through caseback Case diameter: 38.0mm Stainless steel case and bracelet Tri-fold push button release clasp with secure lock Water resistant to 10 bar, 100 meters (330 feet) Caliber 4R36
