Seiko Cal. 3828 - 203

The Seiko 3828-203 represents an important milestone in Seiko's 1974 lineup. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-b1139dbeafc0]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1974

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