Seiko Cal. 6638 - 908

This Automatic model from 1975 features a 40mm Gold-Plated case. It features a Black dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-e5068578a3a2]

Also known as: Crown, Golden Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1975

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