Seiko Cal. 4590 - 556

The 4590-556 is a sought-after Solar piece from Seiko's golden era. Powered by the 4590 caliber with 25j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-c6beb546984b]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Titanium

Case Width

36mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1992

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