Seiko Cal. 4531 - 531

This Hand-Winding model from 1980 features a 36mm Hardlex-Coated Steel case. With its 18mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-fe6c80fd4573]

Also known as: Samurai, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1980

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