Seiko Cal. 4587 - 845

This Spring Drive model from 1974 features a 40mm Stainless Steel case. It features a Silver dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-13f4aa8ebb58]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1974

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