Seiko Cal. 4578 - 670

The Seiko 4578-670 represents an important milestone in Seiko's 1971 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-f821dcd4ec41]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1971

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