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
Vibrant green 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