Seiko Cal. 5624 - 664

This Spring Drive model from 1974 features a 37mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-0bc7e1242d6f]

Also known as: Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1974

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