Seiko Cal. 6397 - 604

The Seiko 6397-604 represents an important milestone in Seiko's 1979 lineup. Powered by the 6397 caliber with 34j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-989cea4fe27c]

Also known as: Flighty

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1979

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