Seiko Cal. 6670 - 666

The Seiko 6670-666 represents an important milestone in Seiko's 1982 lineup. Powered by the 6670 caliber with 23j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-0d4f85c7bdca]

Also known as: Sportsmatic, Crown

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1982

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