Seiko Cal. 4474 - 634

This Spring Drive model from 1966 features a 45mm PVD Black case. With its 20mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-d9c6b0b28830]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1966

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