Seiko Cal. 7131 - 631

This Kinetic model from 1987 features a 38mm Hardlex-Coated Steel case. With its 21mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-9d6ca17b2d99]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1987

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