Seiko Cal. 6646 - 704

The Seiko 6646-704 represents an important milestone in Seiko's 1984 lineup. Powered by the 6646 caliber with 28j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-55b6595e8a99]

Also known as: Pogue, Rally

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1984

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