Seiko Cal. 6331 - 432

This Spring Drive model from 1978 features a 35mm Hardlex-Coated Steel case. It features a Silver dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-f79952bf2b14]

Also known as: Shogun, Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1978

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