Pocket Watch Database
Rockford 7 Jewels Production Charts
Note: Production dates are estimations but should be accurate within +/- 3 years.
[1877,1878,1879,1880,1881,1882]
[1000,2000,0,2000,1000,1000]
Rockford Watch Co. 7 Jewels Production Map Relative to Company Lifespan
Start of Production
End of Production
| Grade | Production | Runs | Lowest | Highest | Start | End | Profile Code/Image |
|---|---|---|---|---|---|---|---|
| 7 Jewels | 7,000 | 7 | 32,001 | 145,000 | 1877 | 1882 | |
| 5,000 | 5 | 32,001 | 111,000 | 1877 | 1881 | 18s-M1-7j-EGK-U- | |
| 1,000 | 32,001 | 33,000 | 1877 | ||||
| 1,000 | 46,001 | 47,000 | 1878 |
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| 1,000 | 94,001 | 95,000 | 1880 |
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| 1,000 | 95,001 | 96,000 | 1880 |
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| 1,000 | 110,001 | 111,000 | 1881 |
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| 1,000 | 1 | 43,001 | 44,000 | 1878 | 1878 | 18s-M2-7j-HGL-U- | |
| 1,000 | 43,001 | 44,000 | 1878 | ||||
| 1,000 | 1 | 144,001 | 145,000 | 1882 | 1882 | 18s-M2-7j-HGK-U- | |
| 1,000 | 144,001 | 145,000 | 1882 |