Seiko Cal. 6639 - 594

This Kinetic model from 1977 features a 38mm Two-Tone case. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-7e1f55d6bd0e]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1977

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