Seiko Cal. 6312 - 747

This Quartz model from 1965 features a 40mm PVD Black case. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-a2fc9fec651f]

Also known as: Samurai, UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

20j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1965

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