Seiko Cal. 5268 - 638

The Seiko 5268-638 represents an important milestone in Seiko's 1981 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-cdff182fed6e]

Also known as: Sumo, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1981

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