Seiko Cal. 6391 - 708

The Seiko 6391-708 represents an important milestone in Seiko's 1968 lineup. With its 20mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-964d44b25897]

Also known as: UFO, Navigator

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1968

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