Seiko Cal. 3834 - 638

This Spring Drive model from 1966 features a 43mm Hardlex-Coated Steel case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-5b5091c12bcf]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1966

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