Seiko Cal. 4584 - 173

This Spring Drive model from 1989 features a 39mm Hardlex-Coated Steel case. Powered by the 4584 caliber with 25j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-5768c249e91f]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

25j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1989

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