Seiko Cal. 5671 - 137

This Hand-Winding model from 1981 features a 34mm Titanium case. With its 18mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-80c9126ce571]

Also known as: Pogue, Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1981

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