Seiko Cal. 6636 - 804

This Hand-Winding model from 1974 features a 43mm Two-Tone case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-15bc563faa22]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1974

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