Seiko Cal. 4443 - 636

This Quartz model from 1972 features a 37mm Gold-Plated case. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-21e6c6ff47a2]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1972

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