Seiko Cal. 3878 - 814

This Hand-Winding model from 1971 features a 38mm PVD Black case. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-f12d89a97724]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1971

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