Seiko Cal. 3865 - 978

This Quartz model from 1972 features a 37mm PVD Black case. With its 22mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-ec865b9d342e]

Also known as: Samurai, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1972

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