Seiko Cal. 5635 - 537

This Spring Drive model from 1979 features a 44mm Gold-Plated case. With its 18mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-502b2511df08]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1979

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