Pocket Watch Database
https://pocketwatchdatabase.com/search/result/illinois/305050
Access Date: May 28, 2025
From the American Horology Archive:

Illinois Watch Co.
Grade: Miller
Manufacturer: | Illinois |
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Manufacturer Location: | Springfield, Illinois |
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Movement Serial Number: | 305050 |
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Grade: | Miller |
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Model: | 1 |
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Class: | 3 |
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Estimated Production Date: | July 1881 - December 1881 |
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Run Quantity: | 1,000 |
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Grade/Model Run: | 18 of 18 |
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Grade/Model Total Production: | 12,200 |
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Variant Est. Production: | 7,600 (18S-M1-15J-AGK-AT) |
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Size: | 18s |
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Jewels: | 15j |
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Jewel Setting: | Scribed |
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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: | Coarse |
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Regulator: | Plain |
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Hairspring: | Flat |
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Standard Dial Type: | Single-Sunk |
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Adjusted: | Yes |
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Adjusted to Temperature: | Yes |
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Railroad Grade: | Yes |
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Railroad Grade Classification: | Class C |
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Dial Feet Locations: | 16.5, 36.5, 53.0 |
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Case Screw Locations: | O-36.5, H-51.5 |
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Movement Markings: |
Miller Springfield, Ill. Patent Pinion [Some Marked "Adjusted"] |
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Case: | Various | ![]() |
Run ID: | 807.G52.18S782.181M277.A277.K284.15J105 | ![]() |
Database Version: | v52.662 | ![]() |
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Registry Population: Scoped for This Run Only | 12 (1.20%) | ![]() |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
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There are 12 watches in the population registry for this run.
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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.
ABUMALEK 100 · June 19, 2021
Serial Number 305118 was reported as accurate.
chuck1500 112 · January 19, 2021
Serial Number 305474 was reported as accurate.

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