Seiko Cal. 4421 - 603

This Quartz model from 1974 features a 35mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-4ad8606f0672]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1974

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