Seiko Cal. 3820 - 874

This Quartz model from 1970 features a 37mm PVD Black case. With its 21mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-87cec5252b7d]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1970

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