Pocket Watch Database
Rockford Size 18s Model 3: Grades
Model 3 Grades
| Grade | Total Grade/Model Production | Runs | Est. Production Years | Earliest Serial | Latest Serial | Profile Code |
|---|---|---|---|---|---|---|
| Unknown | 32,400 | 10 | 1878 - 1885 | 52,001 | 232,000 | 18s-M3 |
| 40 | 200 | 2 | 1886 - 1886 | 241,801 | 242,000 | 18s-M3-15j/17j-HNL/HTL |
| 43 | 2,000 | 2 | 1885 - 1886 | 235,001 | 243,000 | 18s-M3-15j-HNL |
| 44 | 3,000 | 3 | 1885 - 1886 | 236,001 | 247,000 | 18s-M3-15j-HGL |
| 60 | 500 | 1 | 1886 - 1886 | 250,501 | 251,000 | 18s-M3-11j-HNL |
| 81 | 1,000 | 1 | 1886 - 1886 | 245,001 | 246,000 | 18s-M3-9j-HGL |