Seiko Cal. 6312 - 711

The Seiko 6312-711 represents an important milestone in Seiko's 1975 lineup. With its 19mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-09a82787604a]

Also known as: Sumo, Sea Horse

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

27j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1975

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