Seiko Cal. 4420 - 976

This Spring Drive model from 1983 features a 34mm PVD Black case. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-784d901427a3]

Also known as: World Timer, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1983

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