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 23.
| Grade | Shared Parts |
|---|---|
| 26 |
93.0%
|
| 29 |
87.3%
|
| 22 |
85.9%
|
| 21 |
83.1%
|
| 28 |
83.1%
|
| 32 |
81.7%
|
| 24 |
78.9%
|
| 25 |
78.9%
|
| 30 |
78.9%
|
| 31 |
78.9%
|
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