Pocket Watch Database


From the American Horology Archive:
Illinois Grade 409 Pocket Watch

Illinois Watch Co.

Grade: 409

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 2850119 Question Mark
Grade: 409 Question Mark
Model: 4 Question Mark
Estimated Production Year: 1915 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 4 of 4 Question Mark
Grade/Model Total Production: 400 Question Mark
Size: 12s Question Mark
Jewels: 21j Question Mark
Jewel Material: Ruby, Sapphire & Diamond Question Mark
Jewel Setting: Raised Gold Settings (Screw-Set) Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel 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
Train Material: Gold Question Mark
Center Wheel Material: Gold Question Mark
Regulator: Reed Question Mark
Escapement Type: Straight-line Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 20.5, 39.0, 55.0 Question Mark
Case Screw Locations: 17.5, 50.5 Question Mark
Movement Markings: Illinois
21 Jewels
Adjusted 5 Positions
Double Roller
Case: Various Question Mark
Run ID: 9092.409G8.12S858.124M70.H4236.P2363.21J671 Question Mark
Database Version: v52.446 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.20 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.96 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.007% Question Mark
Registry Population:
Scoped for This Run Only
2 (2.00%) 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.


bunnofnickle 67 · August 11, 2020

Serial Number 2850153 was reported as accurate.

Anonymous · November 27, 2017

Serial Number 2850165 was reported as accurate.

Illinois Grade 409 Pocket Watch