Pocket Watch Database
E. Howard Watch Co. (Keystone) Series 15 Production Charts
Note: Production dates are estimations but should be accurate within +/- 3 years.
[1921,1922,1923,1924,1925,1926,1927,1928]
[1000,1000,1000,1000,0,0,0,1000]
| Grade | Production | Runs | Lowest | Highest | Start | End | Profile Code/Image |
|---|---|---|---|---|---|---|---|
| Series 15 | 5,000 | 2 | 8,001 | 53,000 | 1921 | 1928 | |
| 4,000 | 8,001 | 12,000 | 1921 | 1924 |
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| 1,000 | 52,001 | 53,000 | 1928 |
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