Seiko Cal. 6639 - 919

The Seiko 6639-919 represents an important milestone in Seiko's 1976 lineup. Powered by the 6639 caliber with 26j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-7887fcbb0bdc]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1976

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