Seiko Cal. 5631 - 196

This Spring Drive model from 1991 features a 42mm Gold-Plated case. It features a Green dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-dc2176f3378e]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Green

Jewels

17j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1991

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