Seiko Cal. 7163 - 910

This Hand-Winding model from 1972 features a 36mm PVD Black case. With its 19mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-0e411f26dbca]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1972

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