Seiko Cal. 4578 - 811

This Quartz model from 1973 features a 34mm Hardlex-Coated Steel case. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-ab96adb98b4c]

Also known as: Sumo, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1973

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