Seiko Cal. 5637 - 885

This Spring Drive model from 1974 features a 43mm Two-Tone case. Powered by the 5637 caliber with 26j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-eeec9eb0411a]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1974

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