Seiko Cal. 6312 - 917

The Seiko 6312-917 represents an important milestone in Seiko's 1983 lineup. With its 20mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-b3504a53c046]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1983

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