Pocket Watch Database

From the American Horology Archive:

Illinois Watch Co.

Grade: 509

Diamond, Ruby & Saphire Jewels

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 2473257 Question Mark
Grade: 509 Question Mark
Model: 4 Question Mark
Estimated Production Year: 1912 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 2 of 15 Question Mark
Grade/Model Total Production: 2,497 Question Mark
Size: 12/14s Question Mark
Jewels: 21j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: Center Question Mark
Barrel: Going Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 20.5, 39.0, 55.0 Question Mark
Case Screw Locations: 2.5, 35.5 Question Mark
Case: Various Question Mark
Run ID: 7781.509G3.S10.M10.O3455.P1481.21J528 Question Mark
Database Version: v52.446 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
7.51 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
25.27 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.044% Question Mark
Registry Population:
Scoped for This Run Only
3 (3.00%) 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 · June 4, 2023

Serial Number 2473230 was reported as accurate.

Changes since this report was submitted:
Size changed from 12 to 12/14

Msw233 Supporter 90 · April 25, 2017

Serial Number 2473257 was reported as accurate.

Changes since this report was submitted:
Size changed from 12 to 12/14