Seiko Cal. 6668 - 438

This Spring Drive model from 1975 features a 35mm Gold-Plated case. It features a Silver dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-04dd1028ed0f]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1975

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