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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/4370727/movement
https://pocketwatchdatabase.com/search/result/illinois/4370727/movement
Access Date: December 02, 2024
From the American Horology Archive:
Illinois Watch Co.
Grade: Bunn Special
| Manufacturer: | Illinois |  |
| Manufacturer Location: | Springfield, Illinois | |
| Movement Serial Number: | 4370727 | |
| Grade: | Bunn Special | |
| Variation: | RY.B.TempAnd.SlashIndex | |
| Model: | 9 | |
| Estimated Production Year: | 1923 | |
| Run Quantity: | 1,000 | |
| Grade/Model Run: | 149 of 194 | |
| Grade/Model Total Production: | 169,740 | |
| Variant Est. Production: | 31,200 (16S-M9-21J-ONL-A6PTI-RY.B.TEMPAND.SLASHINDEX) | |
| Size: | 16s | |
| Jewels: | 21j | |
| Jewel Material: | Ruby | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Finish Pattern: | Ray | |
| Movement Setting: | Lever | |
| Plate: | 3/4 Plate | |
| Double Roller: | Yes | |
| Regulator: | Reed | |
| Hairspring: | Breguet | |
| Adjusted: | Yes | |
| Adjusted to Position: | Yes | |
| Adjusted # of Positions: | 6 | |
| Adjusted to Temperature: | Yes | |
| Adjusted to Isochronism: | Yes | |
| Railroad Grade: | Yes | |
| Dial Feet Locations: | 17.5, 39.0, 58.0 | |
| Case Screw Locations: | 3.0, 38.0 | |
| Movement Markings: | Bunn Special Illinois Watch Co. Springfield 21 Jewels Adjusted Temp. And Six Positions Double Roller |
|
| Case: | Various | |
| Run ID: | 11683.G507.16S3768.169M633.O6438.L6879.21J1261 | |
| Database Version: | v52.476 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 511.05 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 1,724.90 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 2.986% | |
| Registry Population: Scoped for This Run Only | 13 (1.30%) | |
| $ Estimated Value (12 Month Change): | 2.14% Analyzing 2,295 Sales | |
Production Metrics Tree: Grade Bunn Special
Target Profile: 16S-M9-21J-ONL-A6PTI-RY.B.TEMPAND.SLASHINDEX
| Illinois Grade Bunn Special (All Variations): 387,788 ETP | ||||
| 16S: 301,630 77.78% 16s, Grade Bunn Special |
Other: 86,158
Other Sizes or Unclassified |
|||
| 16S-M9: 169,740 43.77% 16s, Grade Bunn Special, Model 9 |
Other: 131,890
Other Models or Unclassified |
|||
| 16S-M9-21J: 165,000 42.55% 16s, Grade Bunn Special, Model 9, 21 Jewels |
Other: 4,740
Other Jewels or Unclassified |
|||
| 16S-M9-21J-ONL: 165,000 42.55% 16s, Grade Bunn Special, Model 9, 21 Jewels, Openface/Lever/Nickel |
||||
| 16S-M9-21J-ONL-A6PTI: 165,000 42.55% | ||||
| 16S-M9-21J-ONL-A6PTI-RY.B.TEMPAND.SLASHINDEX: 31,200 8.05% | Other: 133,800
Other Variants or Unclassified |
|||
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 13 watches in the population registry for this run with 3 images.
|
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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.
JointVenture Supporter 133 · May 24, 2023
Serial Number 4370531 was reported as accurate.
Anonymous · February 18, 2023
Serial Number 4370546 was reported as accurate.
Anonymous · January 21, 2023
Serial Number 4370499 was reported as accurate.
Anonymous · February 13, 2021
Serial Number 4370410 was reported as accurate.
Anonymous · January 18, 2021
Serial Number 4370190 was reported as accurate.
Anonymous · November 10, 2020
Serial Number 4370282 was reported as accurate.
Anonymous · November 8, 2020
Serial Number 4370849 was reported as accurate.
sarah4jason08 1 · December 21, 2015
Serial Number 4370670 was reported as accurate.
Anonymous · November 16, 2013
Serial Number 4370091 was reported as accurate.
Anonymous · October 2, 2013
Serial Number 4370849 was reported as accurate.
Anonymous · October 2, 2013
Serial Number 4370849 was reported as accurate.
eparso 59 · July 16, 2013
Serial Number 4370727 was reported as inaccurate.
Note: Railroad grade: Yes
Changes since this report was submitted:
Railroad Grade changed from No to Yes
Plate changed from Unknown to 3/4
Anonymous · September 17, 2012
Serial Number 4370310 was reported as inaccurate.
Note: 16S
Changes since this report was submitted:
Size changed from 12 to 16
Railroad Grade changed from No to Yes
Plate changed from Unknown to 3/4
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