Seiko Cal. 4426 - 639

The Seiko 4426-639 represents an important milestone in Seiko's 1982 lineup. With its 18mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-f349efa789c5]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1982

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