Seiko Cal. 7131 - 312

This Kinetic model from 1981 features a 41mm Gold-Plated case. It features a Black dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-f7ff709ba2af]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1981

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