Seiko Cal. 7131 - 112

This Automatic model from 1991 features a 38mm PVD Black case. With its 18mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-31e768db64ff]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1991

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