Seiko Cal. 6344 - 591

The Seiko 6344-591 represents an important milestone in Seiko's 1966 lineup. With its 19mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-4e81c900ffa3]

Also known as: UFO, Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1966

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