Seiko Cal. 4422 - 671

The Seiko 4422-671 represents an important milestone in Seiko's 1979 lineup. With its 20mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-d8c2aeacb0d4]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1979

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