Seiko Cal. 6638 - 205

The Seiko 6638-205 represents an important milestone in Seiko's 1981 lineup. With its 19mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-b59e8184d958]

Also known as: UFO, Goldfeather

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1981

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