Pocket Watch Database


From the American Horology Archive:
Illinois Grade 151 Pocket Watch

Illinois Watch Co.

Grade: 151

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 941825 Question Mark
Grade: 151 Question Mark
Model: 2 Question Mark
Estimated Production Year: 1889 Question Mark
Run Quantity: 900 Question Mark
Grade/Model Run: 9 of 22 Question Mark
Grade/Model Total Production: 18,100 Question Mark
Size: 8s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Barrel: Going Question Mark
Balance Type: Expansion Question Mark
Regulator: Plain Question Mark
Hairspring: Flat Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 18.0, 40.5, 49.5 Question Mark
Case Screw Locations: 15.0, 45.0 Question Mark
U.S. Patents: 238464 Question Mark
Movement Markings: Illinois Watch Co.
Springfield, Ill.
Patent Pinion
Case: Various Question Mark
Run ID: 1704.151G9.8S59.82M42.H815.L1213.7J374 Question Mark
Database Version: v52.450 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
54.49 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
183.84 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.318% Question Mark
Registry Population:
Scoped for This Run Only
4 (0.44%) Question Mark

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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 · July 30, 2024

Serial Number 941134 was reported as accurate.

cmdraven 4083 · November 13, 2022

Serial Number 941155 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · February 21, 2021

Serial Number 941825 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · February 21, 2021

Serial Number 941825 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 1 to 2

Anonymous · February 21, 2021

Serial Number 941825 was reported as inaccurate.

Note: This movement is not stamped with number of
jewels.
Size and configuration are correct, plate is very
different compared to your data. just making a
observation. Thank you for the site. Most of the
data I have searched is spot on.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Factory Model changed from 1 to 2
Illinois Grade 151 Pocket Watch