Seiko Cal. 3828 - 870

This Spring Drive model from 1972 features a 40mm Gold-Plated case. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-3be30417b662]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1972

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