Seiko Cal. 3871 - 673

The Seiko 3871-673 represents an important milestone in Seiko's 1968 lineup. With its 21mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-7307d28f2c19]

Also known as: Pogue, UFO

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

35mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1968

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