Seiko Cal. 3878 - 774

This Quartz model from 1987 features a 37mm PVD Black case. With its 18mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-c2d939e08509]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1987

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