Seiko Cal. 6686 - 109

The Seiko 6686-109 represents an important milestone in Seiko's 1979 lineup. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-d26d9f89a1b7]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1979

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