Seiko Cal. 4557 - 564

This Quartz model from 1969 features a 34mm Hardlex-Coated Steel case. Powered by the 4557 caliber with 24j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-81b36a63245c]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1969

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