Seiko Cal. 3890 - 824

This Spring Drive model from 1973 features a 39mm Hardlex-Coated Steel case. With its 18mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-91f498ccaa26]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1973

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