Seiko Cal. 4539 - 630

This Automatic model from 1977 features a 41mm Hardlex-Coated Steel case. With its 18mm lug width and 9.4mm profile, it sits comfortably on most wrists. [seikata-wm-4960ed2b23e3]

Also known as: Shogun, Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1977

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