Seiko Cal. 5641 - 655

This Spring Drive model from 1983 features a 44mm Titanium case. With its 19mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-6a2847446925]

Also known as: World Timer, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1983

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