Seiko Cal. 4590 - 531

Released in 1982, the Cal. 4590 with design code 531 was part of Seiko's domestic market collection. Powered by the 4590 caliber with 23j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-a6f84d49ef02]

Also known as: Helmet, Rally

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1982

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