Seiko Cal. 6671 - 707

The Seiko 6671-707 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-d5a26642e94f]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1991

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