Seiko Cal. 5220 - 174

This Spring Drive model from 1965 features a 42mm PVD Black case. With its 20mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-43ec6e2157e9]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1965

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