Seiko Cal. 3870 - 139

This Quartz model from 1990 features a 46mm PVD Black case. With its 21mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-ffdd42bb280e]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

30j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1990

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