Seiko Cal. 6683 - 641

The Seiko 6683-641 represents an important milestone in Seiko's 1976 lineup. Powered by the 6683 caliber with 18j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-94c83fffd73c]

Also known as: Navigator, Arnie

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1976

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