Pocket Watch Database
Rockford Grade 320 Production Charts
Note: Production dates are estimations but should be accurate within +/- 3 years.
[1908,1909,1910,1911,1912,1913]
[800,0,0,1000,0,1000]
Rockford Watch Co. Grade 320 Production Map Relative to Company Lifespan
Start of Production
End of Production
| Grade | Production | Runs | Lowest | Highest | Start | End | Profile Code/Image |
|---|---|---|---|---|---|---|---|
| 320 | 2,800 | 6 | 772,001 | 922,000 | 1908 | 1913 | |
| 100 | 772,001 | 772,100 | 1908 | ||||
| 200 | 773,201 | 773,400 | 1908 |
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| 100 | 774,901 | 775,000 | 1908 | ||||
| 400 | 789,101 | 789,500 | 1908 |
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| 1,000 | 874,001 | 875,000 | 1911 | ||||
| 1,000 | 921,001 | 922,000 | 1913 |
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