Seiko Cal. 4590 - 158

This Spring Drive model from 1969 features a 42mm Hardlex-Coated Steel case. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-00e7a6d0d068]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1969

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