Seiko Cal. 4439 - 232

This Quartz model from 1971 features a 42mm Titanium case. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-adad50b338d9]

Also known as: Monster, Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1971

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