Seiko Cal. 4578 - 901

This Automatic model from 1974 features a 39mm Two-Tone case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-2ab7bd55a6eb]

Also known as: Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1974

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