Seiko Cal. 4550 - 589

This Quartz model from 1980 features a 46mm PVD Black case. Powered by the 4550 caliber with 22j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-529f38d4c615]

Also known as: Sumo, Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1980

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