Seiko Cal. 4442 - 523

This Spring Drive model from 1971 features a 40mm Gold-Plated case. It features a Navy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-533be3490c1b]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1971

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