Seiko Cal. 6280 - 643

The Seiko 6280-643 represents an important milestone in Seiko's 1977 lineup. Powered by the 6280 caliber with 28j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-d7d9090acfb9]

Also known as: Samurai, UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1977

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