Seiko Cal. 3889 - 643

The Seiko 3889-643 represents an important milestone in Seiko's 1982 lineup. With its 20mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-dcbf35ca40c7]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1982

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