Seiko Cal. 6343 - 646

The Seiko 6343-646 represents an important milestone in Seiko's 1981 lineup. Powered by the 6343 caliber with 18j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-7ba5166ed005]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1981

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