Seiko Cal. 4591 - 564

This Quartz model from 1982 features a 37mm Hardlex-Coated Steel case. Powered by the 4591 caliber with 20j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-d23d7d2d9a19]

Also known as: Monster, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1982

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