Seiko Cal. 4590 - 432

Released in 1973, the Cal. 4590 with design code 432 was part of Seiko's domestic market collection. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-fcd3129ba7ae]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1973

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