Seiko Cal. 4589 - 634

This Spring Drive model from 1992 features a 45mm PVD Black case. Powered by the 4589 caliber with 29j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-8bce4b84b90c]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1992

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