Seiko Cal. 5691 - 665

This Automatic model from 1970 features a 37mm Two-Tone case. Powered by the 5691 caliber with 25j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-e87475847010]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1970

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