Seiko Cal. 3866 - 767

The Seiko 3866-767 represents an important milestone in Seiko's 1975 lineup. With its 19mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-49d6e494b5fd]

Also known as: Emperor, Flighty

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1975

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