Pocket Watch Database
https://pocketwatchdatabase.com/search/result/illinois/4662091
Access Date: May 12, 2025
From the American Horology Archive:

Illinois Watch Co.
Grade: Bunn Special
Type I Mixed Run: Model 9 and Model 14 (60-Hour) Movements
Manufacturer: | Illinois |
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Manufacturer Location: | Springfield, Illinois |
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Movement Serial Number: | 4662091 |
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Grade: | Bunn Special |
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Variation: | RY.B.TempAnd.SlashIndexNoBorder |
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Model: | 9 |
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Estimated Production Year: | 1925 |
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Run Quantity: | 200 |
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Grade/Model Run: | 194 of 194 |
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Grade/Model Total Production: | 169,740 |
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Variant Est. Production: | 16,200 (16S-M9-21J-ONL-A6PTI-RY.B.TEMPAND.SLASHINDEXNOBORDER) |
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Size: | 16s |
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Jewels: | 21j |
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Jewel Material: | Ruby |
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Jewel Setting: | Raised Gold Settings (Screw-Set) |
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Movement Configuration: | Openface |
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Movement Finish: | Nickel |
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Finish Pattern: | Ray |
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Movement Setting: | Lever |
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Plate: | 3/4 Plate |
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Double Roller: | Yes |
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Barrel: | Going |
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Regulator: | Reed |
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Hairspring: | Breguet |
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Adjusted: | Yes |
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Adjusted to Position: | Yes |
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Adjusted # of Positions: | 6 |
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Adjusted to Temperature: | Yes |
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Adjusted to Isochronism: | Yes |
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Railroad Grade: | Yes |
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Dial Feet Locations: | 17.5, 39.0, 58.0 |
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Case Screw Locations: | 3.0, 38.0 |
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Movement Markings: |
Bunn Special Illinois Watch Co. Springfield Motor Barrel 60 21 Jewels Adjusted Temp. And Six Positions Double Roller |
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Case: | Various | ![]() |
Run ID: | 11942.G556.16S3879.169M707.O6686.L6971.21J1349 | ![]() |
Research References: |
American Pocket Watches: Illinois Watch Co.: Volume 2. (William Meggers & Roy Ehrhardt) The 16 Size Illinois Bunn Special, 1913-1948. (Michael Chamelin) |
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Database Version: | v52.646 | ![]() |
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Registry Population: Scoped for This Run Only | 1 (0.50%) | ![]() |
$ Estimated Value (12 Month Change): | 3.91% Analyzing 2,320 Sales | ![]() |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There is 1 watch 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.
Anonymous · August 29, 2023
Serial Number 4662176 was reported as accurate.
okiejohn 406 · January 3, 2019
Serial Number 4662091 was reported as inaccurate.
"Motor Barrel" designations engraved on it. Not
sure if it is a 60 hour.
Photo of movement was loaded when the observation
was noted.

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