Pocket Watch Database

From the American Horology Archive:

Illinois Watch Co.

Grade: 506

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 2391595 Question Mark
Grade: 506 Question Mark
Model: 4 Question Mark
Estimated Production Year: 1912 Question Mark
Run Quantity: 600 Question Mark
Grade/Model Run: 4 of 22 Question Mark
Grade/Model Total Production: 5,280 Question Mark
Size: 12/14s Question Mark
Jewels: 17j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Signing Style: Serif (Decorative) Question Mark
Movement Inlay Color: Gilt Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: Center Question Mark
Double Roller: Yes Question Mark
Barrel: Going Question Mark
Regulator: Reed Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 3 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
Movement Markings: Illinois
17 Jewels
Adjusted
3 Pos.
Double Roller
Case: Various Question Mark
Run ID: 7472.506G4.S5.M5.O3251.P1298.17J2107 Question Mark
Database Version: v52.428 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
15.89 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
53.56 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.093% Question Mark
Registry Population:
Scoped for This Run Only
8 (1.33%) 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.


oilseed Supporter 471 · March 12, 2017

Serial Number 2391539 was reported as inaccurate.

Note: "Double Roller" engraved on mainplate below the
balance wheel.
Also marked "17 Jewels" and "3 pos. Adjusted"
Changes since this report was submitted:
Size changed from 12 to 12/14

Robert18 5 · July 29, 2015

Serial Number 2391018 was reported as inaccurate.

Note: it has 21 jewels...not 17 jewels
Changes since this report was submitted:
Size changed from 12 to 12/14

Anonymous · January 19, 2014

Serial Number 2391253 was reported as accurate.

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