Seiko Cal. 4524 - 659

This Spring Drive model from 1968 features a 39mm PVD Black case. With its 18mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-7c72addd80fd]

Also known as: Bullhead, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1968

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