Seiko Cal. 5639 - 534

This Spring Drive model from 1981 features a 42mm Gold-Plated case. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-97d83f800eda]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1981

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