Seiko Cal. 4489 - 410

This Spring Drive model from 1971 features a 42mm Hardlex-Coated Steel case. Powered by the 4489 caliber with 22j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-b47de1b06191]

Also known as: Pogue, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1971

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