Seiko Cal. 4564 - 591

This Spring Drive model from 1977 features a 35mm Titanium case. With its 20mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-49ab3840a229]

Also known as: Silverwave, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1977

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