Seiko Cal. 3884 - 621

This Quartz model from 1981 features a 39mm Hardlex-Coated Steel case. With its 21mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-c2e8157b57c2]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1981

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