Seiko Cal. 5639 - 156

The Seiko 5639-156 represents an important milestone in Seiko's 1974 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-1f918152b878]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1974

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