Seiko Cal. 4590 - 378

Released in 1988, the Cal. 4590 with design code 378 was part of Seiko's domestic market collection. It features a Silver dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-71af76875499]

Also known as: Rally, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1988

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