Seiko 5 Sports Automatic
SRPD 81K1
Movement
Caliber: 4R36
Movement: Mechanical automatic winding (with manual winding)
Accuracy: Day difference +45 seconds--35 seconds
Driving period: approximately 41 hours
Exterior
Case Material: Stainless steel
Caseback: See through glass
Case Size: Diameter 43mm, Thickness 14mm
Band Material: Nylon
Glass: Hardlex Crystal
Lumibrite: Hands And Markers
Other Details
Water Resistance 10 bar
Screw case back
Unidirectional rotating bezel
Day/Date display
Stop seconds hand function
24 Jewels