Seiko Cal. 5631 - 177

This Kinetic model from 1990 features a 36mm Titanium case. With its 22mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-218591b422fc]

Also known as: Shogun, UFO

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

21j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1990

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