Seiko Cal. 5664 - 391

This Solar model from 1971 features a 38mm Two-Tone case. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-e40121e4831c]

Also known as: Shogun, Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1971

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