Seiko Cal. 6632 - 638

This Automatic model from 1990 features a 34mm PVD Black case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-4503e3158f14]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1990

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