Seiko Cal. 6212 - 371

The Seiko 6212-371 represents an important milestone in Seiko's 1971 lineup. With its 18mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-aa0f5c084863]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

18j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1971

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