Seiko Cal. 4527 - 839

This Quartz model from 1980 features a 35mm Hardlex-Coated Steel case. Powered by the 4527 caliber with 23j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-8870209e0653]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

23j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1980

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