Pocket Watch Database
https://pocketwatchdatabase.com/search/result/illinois/4891992/link
Access Date: April 30, 2025
From the American Horology Archive:

Illinois Watch Co.
Grade: 527
Extra Thin.
Manufacturer: | Illinois |
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Manufacturer Location: | Springfield, Illinois |
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Movement Serial Number: | 4891992 |
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Grade: | 527 |
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Model: | 3XT |
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Estimated Production Year: | Members Only Data |
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Run Quantity: | Members Only Data |
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Grade/Model Run: | Members Only Data |
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Grade/Model Total Production: | Members Only Data |
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Size: | 12s |
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Jewels: | 19j |
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Movement Configuration: | Openface |
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Movement Finish: | Nickel |
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Movement Setting: | Pendant |
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Plate: | 3/4 Plate |
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Double Roller: | Yes |
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Barrel: | Motor |
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Adjusted: | Members Only Data |
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Adjusted # of Positions: | Members Only Data |
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Adjusted to Temperature: | Members Only Data |
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Railroad Grade: | Members Only Data |
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Dial Feet Locations: | Members Only Data |
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Case Screw Locations: | Members Only Data |
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Case: | Various | ![]() |
Run ID: | 12143.527G11.12S2039.M46.O6878.P4556.19J765 | ![]() |
Database Version: | v52.642 | ![]() |
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Registry Population: Scoped for This Run Only | 7 (0.70%) | ![]() |
10 Additional Member-Only Data Points Available
The following information is unlocked with a free account:
Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Adjustments, Positional Adjustments, Temperature Adjustments, Railroad Grade Designation, Dial Feet Locations, Case Screw Locations
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
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There are 7 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.
massstuff 19 · October 27, 2023
Serial Number 4891992 was reported as accurate.
rfregoso 55 · January 25, 2020
Serial Number 4891717 was reported as inaccurate.
Quite a different watch
watchman4831 193 · February 1, 2018
Serial Number 4891846 was reported as inaccurate.
kzfour 8 · January 7, 2017
Serial Number 4891843 was reported as accurate.

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