Seiko Cal. 4593 - 489

This Spring Drive model from 1976 features a 39mm Titanium case. It features a Cream dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-e4cadeb307a0]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1976

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