Seiko 5 Sports SRPE57K1

4R36 (automatic with manual winding capacity)

Approximately 41 hours (+45 to -35 seconds per day)

Hardlex crystal

Lumibrite on hands and indexes

Stainless steel case with metal band (three-fold clasp with secure lock, push button release)

100m / 10 bar

Thickness: 11.5 mm
Diameter: 40.0 mm
Length: 44.6 mm

Screw case back
See-through back case
24 jewels
Day and date display
Stop second hand function (hacking mechanism)