Seiko Cal. 4577 - 604

This Solar model from 1967 features a 34mm Hardlex-Coated Steel case. With its 18mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-02cee1b62628]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1967

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