Seiko Cal. 5690 - 636

This Spring Drive model from 1967 features a 43mm Gold-Plated case. With its 19mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-a7eaac09b3e0]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1967

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