Seiko Cal. 4590 - 405

Released in 1973, the Cal. 4590 with design code 405 was part of Seiko's domestic market collection. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-dfbd7ec58451]

Also known as: Monster, Bellmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1973

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