Seiko Cal. 4579 - 241

This Spring Drive model from 1974 features a 39mm Hardlex-Coated Steel case. With its 18mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-ffadef30fc9f]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1974

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