Seiko Cal. 5665 - 171

This Spring Drive model from 1971 features a 38mm PVD Black case. With its 21mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-f1a6916142ce]

Also known as: Pogue, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1971

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