Seiko Cal. 3866 - 765

Seiko 3866-765

The Seiko 3866-765 represents an important milestone in Seiko's 1983 lineup. With its 19mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-8ef99b492d48]

Also known as: UFO, Flighty

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
11.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Silver
Jewels
35j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1983

Related Models

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