Seiko Cal. 4590 - 231

This Automatic model from 1966 features a 44mm PVD Black case. Powered by the 4590 caliber with 25j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-f0113055522a]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1966

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