Seiko Cal. 4431 - 589

This Solar model from 1967 features a 40mm PVD Black case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-6aea4ae560d4]

Also known as: Rally, Goldfeather

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1967

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