Seiko Cal. 4551 - 303

This Kinetic model from 1981 features a 43mm Hardlex-Coated Steel case. With its 22mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-bd36724ddbbe]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1981

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