Seiko Cal. 6645 - 830

The Seiko 6645-830 represents an important milestone in Seiko's 1982 lineup. Powered by the 6645 caliber with 23j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-7dabbb91743b]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1982

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