Seiko Cal. 4564 - 636

This Spring Drive model from 1970 features a 38mm PVD Black case. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-349ff80db27f]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1970

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