Seiko Cal. 4427 - 798

This Spring Drive model from 1986 features a 39mm PVD Black case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-4f99cc6f6c7a]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1986

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