Seiko Cal. 6643 - 294

The Seiko 6643-294 represents an important milestone in Seiko's 1972 lineup. With its 22mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-5142f374af2d]

Also known as: UFO, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

35mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1972

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