Seiko Cal. 5678 - 798

This Spring Drive model from 1966 features a 41mm PVD Black case. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-33efe4cc826c]

Also known as: Monster, Pogue

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1966

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