Seiko Cal. 3878 - 867

This Hand-Winding model from 1988 features a 37mm PVD Black case. With its 22mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-eac87e5502df]

Also known as: Sea Horse, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1988

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