Seiko Cal. 4590 - 657

The Seiko 4590-657 represents an important milestone in Seiko's 1980 lineup. It features a Black dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-ec1c06a267c1]

Also known as: Rally

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1980

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