Seiko Cal. 3866 - 303

Seiko 3866-303

This Spring Drive model from 1986 features a 37mm Hardlex-Coated Steel case. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-9c02a7961ac7]

Also known as: Pogue, Crown

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
15.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Silver
Jewels
33j
Frequency
36,000 bph
Power Reserve
59 hours
Year
1986

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seikata-wm-9c02a7961ac7