Seiko Cal. 6637 - 926

The Seiko 6637-926 represents an important milestone in Seiko's 1982 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-2a7cdead21cf]

Also known as: Pogue, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1982

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