Seiko Cal. 7139 - 984

This Quartz model from 1984 features a 34mm PVD Black case. With its 18mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-a29c3aa6c3b4]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1984

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