Pocket Watch Database
Rockford Grade 340 Production Charts
Note: Production dates are estimations but should be accurate within +/- 3 years.
[1910]
[100]
Rockford Watch Co. Grade 340 Production Map Relative to Company Lifespan
Start of Production
End of Production
| Grade | Production | Runs | Lowest | Highest | Start | End | Profile Code/Image |
|---|---|---|---|---|---|---|---|
| 340 | 100 | 1 | 814,601 | 814,700 | 1910 | 1910 | |
| 100 | 814,601 | 814,700 | 1910 |