Seiko Cal. 6643 - 207

The Seiko 6643-207 represents an important milestone in Seiko's 1980 lineup. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-f6a86dfa3cf5]

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1980

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