Seiko Cal. 6669 - 366

The Seiko 6669-366 represents an important milestone in Seiko's 1972 lineup. Powered by the 6669 caliber with 34j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-2712e697b8ff]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1972

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