Pocket Watch Database
New York Standard Watch Co. Size 18s Model BB: Grades
Model BB Grades
| Grade | Total Grade/Model Production | Runs | Est. Production Years | Earliest Serial | Latest Serial | Profile Code |
|---|---|---|---|---|---|---|
| 69 | 710,000 | 2 | 1909 - 1920 | PB050,001 | BB700,000 | 18s-MBB-7j-ONP |