Seiko Cal. 6643 - 462

The Seiko 6643-462 represents an important milestone in Seiko's 1969 lineup. With its 19mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-360c903dabf2]

Also known as: UFO, Arnie

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1969

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