Pocket Watch Database
Elgin Part #490 - Jewels: Escape: Hole: Lower
Jewels: Escape: Hole: Lower
#490
Compatibile Grades
The following Elgin grades contain part #490.
| 23 | 26 | 189 | 193 | 392 |
| 434 | 439 | 448 | 451 |
Compatibility Match Scores
Compatibility Match Compared to Elgin Grade 451.
| Grade | Shared Parts |
|---|---|
| 450 |
91.3%
|
| 439 |
83.7%
|
| 448 |
82.7%
|
| 438 |
78.8%
|
| 452 |
68.3%
|
| 434 |
66.3%
|
| 479 |
63.5%
|
| 433 |
61.5%
|
| 441 |
57.7%
|
| 440 |
57.7%
|
Notes
Some parts were changed during the lifespan of the grade. The notes below indicate when the changes occurred for each matching grade.
- Grade 189:
After serial number 15832001 - Grade 193:
After serial number 15124401