Illinois
Illinois Grade 538
Grade 538 is a 21 Jewels Openface watch manufactured by Illinois. The size 13s, Model 1 movement features and is adjusted to 5 positions and temperature. Illinois manufactured a total of 3,100 Grade 538 movements in 4 distinctive runs.
Grade 538 Movement Characteristics
| Size | 13s |
|---|---|
| Jewels | 21 Jewels |
| Configuration | Openface |
| Finish | |
| Model | 1 |
| Setting | Pendant |
| Adjusted | Yes |
| Railroad Grade | No |
| Profile Code | 13s-M1-21j-OP |
Grade 538 Production Info
| Total Production | 3,100 |
|---|---|
| Number of Runs | 4 |
| Production Years | 1919-1921 |
| First Serial | 3,517,001 |
| Last Serial | 3,869,200 |
| Largest Run | 1,100 |
| Smallest Run | 100 |