Illinois Watch Co.
Research & Media

Illinois Sangamo & Sangamo Special Case Models

The following gallery contains Illinois case models that would have been paired with Sangamo Special movements at the factory starting in 1925 and sold as complete watches.

First Model

Wadsworth
Introduced c.1911
25-Year Yellow Gold-Filled
Sangamo (Model 5)

Pyramid Bow

Wadsworth
Introduced c.1919
25-Year 14k Gold-Filled
or 14k Solid Gold
Sangamo Special (Model 10)
Patent #52461

Model 10

Wadsworth
Introduced c.1921
14k Green Gold
Sangamo Special

Stiff Bow

Wadsworth
Introduced 1925
14k Gold-Filled or Solid Gold
Green, Yellow, or White
Hinged Front/Back
Sangamo Special (Model 13)
Patent #69984

Rigid Bow

Wadsworth
Introduced 1927
14k Gold-Filled or Solid Gold
Green, Yellow, or White
Hinged Front/Back
(Or Screwback After 1930)
Sangamo Special (Model 13)

Model 193

Wadsworth
Introduced c.1931
14k Gold-Filled
White or Yellow
Hinged or Screw Front/Back
Sangamo Special
Sangamo Special (Model 13)