Seiko Cal. 4532 - 591

This Spring Drive model from 1982 features a 41mm PVD Black case. Powered by the 4532 caliber with 21j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-1b7e7d7646aa]

Also known as: Monster, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1982

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