Seiko 5 Sports x Mechanical ft. Regatta Timer (Special Edition) Men Casual Formal Round 100m Water Resistant Watch SRPK09K1 SRPK09 SRPK-09 SRPK-09K1

Caliber Number / Movement
4R36 (automatic with manual winding capacity)

Power Reserve / Accuracy
Approximately 41 hours ( 45 to -35 seconds per day)

Crystal
Hardlex crystal (curved)

LumiBrite
Lumibrite on hands, indexes and bezel

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

Water Resistance
100m / 10 bar

Case Size
Thickness: 13.4 mm
Diameter: 42.5 mm
Length: 46.0 mm

Other Specifications
Seiko 5 Sports x Mechanical ft. Regatta Timer (Special Edition)
SPECIAL EDITION on the case back
Unidirectional rotating bezel
See-through back case
Screw case back
24 jewels
Day and date display
Stop second hand function (hacking mechanism)
Regular timekeeping (analog display)