Pocket Watch Database
Illinois Size 18s Model 1: Overview & Production
The 18-size Model 1 movement was the first model created at the Springfield Watch Company (later known as the Illinois Watch Company). This key-wind key-set model was designed by John K. Bigelow and Daniel G. Currier. The first run was the "Stuart" grade, introduced to the market in January 1872. Production of the Model 1 continued until c.1894.
Model 1 Features
Plate cut, finishing style, jewel count, regulator, and other features may differ between grades within the same model designation.
|Finish||Gilt or Nickel|
|Model 1 Image Gallery|
Model 1 Technical Specifications
|Movement Thickness (with dial):||11.48mm|
|Pillar Plate Diameter:||45.54mm|
|Weight (with dial and hands):||60.47g|
|Measurement Notes:||Inner Pillar: 45.84mm, Weight without Dial and Hands: 51.04g|
Note: Measurements may vary slightly depending on features, style, and time of production.
These measurements were taken on movement #18292.