Seiko Cal. 5631 - 794

The Seiko 5631-794 represents an important milestone in Seiko's 1969 lineup. With its 21mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-6172fae1341e]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1969

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