Seiko Cal. 5664 - 694

This Automatic model from 1968 features a 38mm PVD Black case. Powered by the 5664 caliber with 27j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-6d8d55f88544]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1968

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