Seiko Cal. 4589 - 750

This Spring Drive model from 1977 features a 41mm Hardlex-Coated Steel case. With its 22mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-9bb24187862c]

Also known as: Bullhead, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1977

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