Pocket Watch Database


From the American Horology Archive:
Illinois Grade 150 Pocket Watch

Illinois Watch Co.

Grade: 150

Plate Is Recessed.

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 552006 Question Mark
Grade: 150 Question Mark
Model: 2 Question Mark
Class: 5 Question Mark
Estimated Production Year: 1886 Question Mark
Run Quantity: 700 Question Mark
Grade/Model Run: 12 of 15 Question Mark
Grade/Model Total Production: 16,250 Question Mark
Size: 8s Question Mark
Jewels: 11j Question Mark
Jewel Setting: Burnished Jewels 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
Regulator: Plain Question Mark
Hairspring: Flat Question Mark
Standard Dial Type: Single-Sunk 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: 1278.150G12.8S53.82M38.H531.L875.11J671 Question Mark
Database Version: v52.581 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
48.92 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
165.04 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.286% Question Mark
Registry Population:
Scoped for This Run Only
4 (0.57%) 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 · March 29, 2023

Serial Number 552514 was reported as accurate.

Anonymous · April 10, 2021

Serial Number 552311 was reported as accurate.

Anonymous · April 21, 2020

Serial Number 552586 was reported as accurate.

Anonymous · March 18, 2020

Serial Number 552391 was reported as accurate.

cmdraven 4086 · September 12, 2013

Serial Number 552006 was reported as accurate.

Changes since this report was submitted:
Plate changed from Full to 3/4
Illinois Grade 150 Pocket Watch