Seiko Cal. 4559 - 681

This Solar model from 1991 features a 38mm PVD Black case. Powered by the 4559 caliber with 21j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-494a43613b79]

Also known as: Helmet, Navigator

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1991

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