Pocket Watch Database
Elgin Grade 309
Elgin Part #1749 - Screws: Cock: Balance
Screws: Cock: Balance
#1749
Compatibile Grades
The following Elgin grades contain part #1749.
| 207 | 208 | 215 | 217 | 218 |
| 249 | 250 | 251 | 261 | 262 |
| 285 | 287 | 288 | 294 | 296 |
| 297 | 309 | 316 | 317 | 326 |
| 335 | 336 | 352 | 353 | 378 |
| 379 | 411 |
Compatibility Match Scores
Compatibility Match Compared to Elgin Grade 309.
| Grade | Shared Parts |
|---|---|
| 378 |
97.3%
|
| 249 |
95.9%
|
| 296 |
95.9%
|
| 335 |
95.9%
|
| 307 |
95.9%
|
| 251 |
94.6%
|
| 316 |
94.6%
|
| 261 |
93.2%
|
| 217 |
93.2%
|
| 287 |
93.2%
|
Notes
Some parts were changed during the lifespan of the grade. The notes below indicate when the changes occurred for each matching grade.
- Grade 207:
After serial number 7985001 - Grade 208:
After serial number 9639001