Seiko Cal. 4563 - 995

This Spring Drive model from 1969 features a 39mm PVD Black case. With its 21mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-2cb9b111348f]

Also known as: Sumo, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1969

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