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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/2905450
https://pocketwatchdatabase.com/search/result/illinois/2905450
Access Date: December 18, 2024
From the American Horology Archive:
Illinois Watch Co.
Grade: 510
Diamond, Ruby & Saphire Jewels.
| Manufacturer: | Illinois |  |
| Manufacturer Location: | Springfield, Illinois | |
| Movement Serial Number: | 2905450 | |
| Grade: | 510 | |
| Model: | 4 | |
| Estimated Production Year: | 1916 | |
| Run Quantity: | 90 | |
| Grade/Model Run: | 3 of 4 | |
| Grade/Model Total Production: | 170 | |
| Size: | 12s | |
| Jewels: | 23j | |
| Jewel Material: | Ruby | |
| Jewel Setting: | Raised Gold Settings (Screw-Set) | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Movement Inlay Color: | Gilt | |
| Movement Setting: | Pendant | |
| Plate: | Bridge Plate | |
| Bridge Type: | Center | |
| Double Roller: | Yes | |
| Barrel: | Going | |
| Train Material: | Gold | |
| Center Wheel Material: | Gold | |
| Regulator: | Reed | |
| Hairspring: | Breguet | |
| Pallet Jewel Material: | Ruby | |
| Adjusted: | Yes | |
| Adjusted # of Positions: | 6 | |
| Adjusted to Temperature: | Yes | |
| Adjusted to Isochronism: | Yes | |
| Railroad Grade: | No | |
| Dial Feet Locations: | 20.5, 39.0, 55.0 | |
| Case Screw Locations: | 17.5, 50.5 | |
| Case: | Various | |
| Run ID: | 9283.510G9.12S916.124M84.O4463.P2517.23J177 | |
| Database Version: | v52.515 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 0.51 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 1.63 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.003% | |
| Registry Population: Scoped for This Run Only | 3 (3.33%) | |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 3 watches in the population registry for this run with 1 image.
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Verification Reports for this Run
The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.
rmwatchandclock Supporter 377 · September 1, 2020
Serial Number 2905487 was reported as accurate.
Anonymous · January 13, 2020
Serial Number 2905465 was reported as accurate.
Anonymous · January 1, 2016
Serial Number 2905419 was reported as accurate.
Msw233 Supporter 90 · August 18, 2013
Serial Number 2905419 was reported as accurate.
Anonymous · June 3, 2012
Serial Number 2905485 was reported as inaccurate.
Note: adjusted to six (6) positions
Changes since this report was submitted:
Adjusted # Positions changed from 5 to 6
Double Roller changed from Unknown to Yes
Anonymous · June 3, 2012
Serial Number 2905485 was reported as accurate.
Changes since this report was submitted:
Adjusted # Positions changed from 5 to 6
