Seiko Cal. 6634 - 442

This Spring Drive model from 1985 features a 35mm PVD Black case. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-86ded93ed6da]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

29j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1985

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