Seiko Cal. 4430 - 826

This Kinetic model from 1971 features a 40mm Hardlex-Coated Steel case. With its 20mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-b08bf198096d]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1971

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