Seiko Cal. 3871 - 143

The Seiko 3871-143 represents an important milestone in Seiko's 1979 lineup. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-85250cc9ed47]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1979

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