Seiko Cal. 4421 - 207

This Spring Drive model from 1990 features a 38mm PVD Black case. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-5b3eb1bc216b]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1990

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