Seiko Cal. 5665 - 778

This Automatic model from 1966 features a 46mm Stainless Steel case. The Fixed bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-27ffdbde6399]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1966

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