Seiko Cal. 3838 - 636

The Seiko 3838-636 represents an important milestone in Seiko's 1972 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-16d445ba280d]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1972

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