Seiko Cal. 4420 - 300

This Hand-Winding model from 1972 features a 34mm Hardlex-Coated Steel case. It features a Cream dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-d179265e4e50]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

26j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1972

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