Seiko Cal. 5631 - 932

This Kinetic model from 1985 features a 35mm PVD Black case. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-37af3dc04454]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1985

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