Seiko Cal. 6679 - 937

The Seiko 6679-937 represents an important milestone in Seiko's 1991 lineup. With its 20mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-43ca7215fd22]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1991

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