Seiko Cal. 4422 - 433

This Spring Drive model from 1969 features a 37mm Hardlex-Coated Steel case. Powered by the 4422 caliber with 35j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-9dd3c02c76e7]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1969

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