Seiko Cal. 5678 - 398

The Seiko 5678-398 represents an important milestone in Seiko's 1967 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-86c638067f3e]

Also known as: Shogun, Emperor

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

22j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1967

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