Seiko Cal. 3847 - 760

This Hand-Winding model from 1976 features a 37mm PVD Black case. With its 18mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-ac69e9d1c7c2]

Also known as: Bullhead, Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1976

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