Seiko Cal. 6668 - 622

Released in 1975, the Cal. 6668 with design code 622 was part of Seiko's domestic market collection. With its 19mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-ad83dea6edd8]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1975

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