Seiko SSB427P1

Seiko SSB427P1

Seiko Caliber 8T63 Quartz Movement
Chronograph up to 60 minutes
24-hour sub-dial
Date between 4 and 5 o'clock
Tachymeter
Hardlex crystal
Stainless steel case and bracelet
Screw-down case back
Water resistance 100 m
Accuracy approx. ±15 seconds/month

Dimensions
Diameter: 41.5 mm
Thickness: 12.1 mm
Lug to lug: 46.5–47 mm
Lug width: 22 mm