Seiko Cal. 4574 - 228

This Quartz model from 1978 features a 34mm Hardlex-Coated Steel case. Powered by the 4574 caliber with 30j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-ef298b20c235]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1978

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