Seiko Cal. 4433 - 381

This Spring Drive model from 1976 features a 43mm Gold-Plated case. It features a Burgundy dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-ce1b83a79033]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1976

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