Seiko Cal. 6664 - 424

The Seiko 6664-424 represents an important milestone in Seiko's 1981 lineup. With its 19mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-cdcb4499ca13]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1981

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