Seiko Cal. 6638 - 651

This Quartz model from 1967 features a 34mm Stainless Steel case. The Bidirectional bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-242cbb175f45]

Also known as: Samurai

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

30j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1967

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