Seiko Cal. 4590 - 515

The 4590-515 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4590 caliber with 35j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-2a31a3194bc5]

Also known as: Tuna, Helmet

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1982

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