Pocket Watch Database
https://pocketwatchdatabase.com/search/result/illinois/86
Access Date: May 08, 2025
"86" could possibly indicate the grade of the watch and not the serial number of your movement. Serial numbers are usually more than a few digits.
From the American Horology Archive:

Illinois Watch Co.
Grade: Stuart
Manufacturer: | Illinois |
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Manufacturer Location: | Springfield, Illinois |
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Movement Serial Number: | 86 |
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Grade: | Stuart |
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Model: | 1 |
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Estimated Production Date: | Login to View |
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Run Quantity: | Login to View |
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Grade/Model Run: | Login to View |
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Grade/Model Total Production: | Login to View |
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Size: | 18s |
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Jewels: | 15j |
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Movement Configuration: | Adaptable |
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Movement Finish: | Gilt |
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Movement Setting: | Key |
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Wind Mechanism: | Key |
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Plate: | Full Plate |
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Barrel: | Going |
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Balance Type: | Expansion |
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Train: | Login to View |
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Regulator: | Login to View |
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Hairspring: | Login to View |
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Adjusted: | Login to View |
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Adjusted to Position: | Login to View |
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Adjusted to Temperature: | Login to View |
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Adjusted to Isochronism: | Login to View |
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Railroad Grade: | Login to View |
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Railroad Grade Classification: | Login to View |
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Dial Feet Locations: | Login to View |
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Case Screw Locations: | Login to View |
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Movement Markings: | Login to View | |
Case: | Various | ![]() |
Run ID: | 1.G1.18S1.181M1.A1.K1.15J1 | ![]() |
Database Version: | v52.645 | ![]() |
Advanced Metrics | ||
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Registry Population: Scoped for This Run Only | 4 (3.96%) | ![]() |
16 Additional Member-Only Data Points Available
The following information is unlocked with a free account:
Estimated Production Date, Run Quantity, Grade/Model Run, Grade/Model Total Production, Train, Regulator Type, Hairspring, Adjustments, Adjusted to Position, Temperature Adjustments, Isochronism Adjustments, Railroad Grade Designation, Railroad Grade Classification, Dial Feet Locations, Case Screw Locations, Movement Markings
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
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There are 4 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.
Louisc1 Supporter 100 · April 2, 2024
Serial Number 3 was reported as inaccurate.
Anonymous · August 11, 2022
Serial Number 44 was reported as accurate.
vtoldstuff 1 · March 24, 2022
Serial Number 86 was reported as accurate.
Teezys 180 · July 12, 2019
Serial Number 27 was reported as accurate.
12watch Supporter 25 · April 6, 2016
Serial Number 1 was reported as accurate.
Anonymous · January 1, 2016
Serial Number 101 was reported as accurate.
Anonymous · August 8, 2014
Serial Number 10 was reported as inaccurate.