Seiko Cal. 5631 - 881

This Kinetic model from 1972 features a 43mm Titanium case. With its 21mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-005fd8175cc0]

Also known as: Pogue

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1972

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