Seiko Cal. 6397 - 210

This Spring Drive model from 1974 features a 34mm Gold-Plated case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-b9c9dc65b762]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1974

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