Seiko 5 Sports x Mechanical GMT ft. Greenwich Mean Time Men Casual Formal Round 100m Water Resistant Watch SSK001K1 SSK001 SSK-001 SSK-001K1

Caliber Number / Movement
4R34 (automatic with manual winding capacity)

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

Crystal
Hardlex crystal with magnifier

LumiBrite
Lumibrite on hands and indexes

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: 13.6 mm
Diameter: 42.5 mm
Length: 46.0 mm

Other Specifications
Seiko 5 Sports x Mechanical GMT ft. Greenwich Mean Time
Bidirectional rotating bezel
See-through case back
Screw case back
24 jewels
Date and 24-hour (GMT) display
Stop second hand function (hacking mechanism)
Regular timekeeping (analog display)