Seiko Cal. 4557 - 404

This Solar model from 1987 features a 34mm Hardlex-Coated Steel case. Powered by the 4557 caliber with 21j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-1874ea26f309]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1987

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