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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/1480832/movement
Access Date: November 27, 2024
From the American Horology Archive:
Illinois Grade 187 Pocket Watch
Illinois Watch Co.

Grade: 187

Ruby Jewels

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 1480832 Question Mark
Grade: 187 Question Mark
Model: 5 Question Mark
Estimated Production Year: 1899 Question Mark
Run Quantity: 200 Question Mark
Grade/Model Run: 4 of 16 Question Mark
Grade/Model Total Production: 3,750 Question Mark
Size: 16s Question Mark
Jewels: 17j Question Mark
Jewel Material: Ruby Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Bridge Plate Question Mark
Bridge Type: 3-Finger Question Mark
Barrel: Going Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: Yes Question Mark
Dial Feet Locations: 24.5, 36.5, 55.5 Question Mark
Case Screw Locations: 3.5, 37.5 Question Mark
Case: Various Question Mark
Run ID: 4027.187G10.16S758.165M211.O1352.L3163.17J698 Question Mark
Database Version: v52.467 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 11.29 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 38.01 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.066% Question Mark
Registry Population:
Scoped for This Run Only		3 (1.50%) Question Mark
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Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 3 watches in the population registry for this run with 2 images.
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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.

Gimparoo Supporter 703 · February 19, 2018

Serial Number 1480830 was reported as accurate.

Changes since this report was submitted:
Plate changed from Bridge to 3/4 Bridge

Anonymous · December 30, 2017

Serial Number 1480830 was reported as accurate.

Changes since this report was submitted:
Plate changed from Bridge to 3/4 Bridge

Anonymous · June 10, 2017

Serial Number 1480832 was reported as inaccurate.

Note: Not marked 187, temperature, positions or
isochronism. Only marked adjusted and 17 ruby
jewels.
Changes since this report was submitted:
Plate changed from 3/4 to 3/4 Bridge

Anonymous · April 6, 2017

Serial Number 1480873 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to 3/4 Bridge
Illinois Grade 187 Pocket Watch