Seiko Cal. 4590 - 524

This Spring Drive model from 1973 features a 40mm PVD Black case. With its 19mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-c33a70b15d91]

Also known as: Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1973

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