Seiko Cal. 6645 - 822

The Seiko 6645-822 represents an important milestone in Seiko's 1988 lineup. Powered by the 6645 caliber with 26j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-825715125a0e]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1988

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