Seiko Cal. 4590 - 477

The Seiko 4590-477 represents an important milestone in Seiko's 1975 lineup. With its 20mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-e020387c2a16]

Also known as: Samurai, Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1975

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