Seiko Cal. 6648 - 890

The Seiko 6648-890 represents an important milestone in Seiko's 1972 lineup. Powered by the 6648 caliber with 32j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-edf1283c14c7]

Also known as: Goldfeather, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1972

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