Pocket Watch Database

From the American Horology Archive:
Illinois Grade 509 Pocket Watch

Illinois Watch Co.

Grade: 509

Diamond, Ruby & Saphire Jewels

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 2864240
Grade: 509
Model: 4
Estimated Production Year: 1915
Run Quantity: 300
Grade/Model Run: 3 of 6
Grade/Model Total Production: 570
Size: 12s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Bridge Type: Center
Barrel: Going
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: No
Dial Feet Locations: 20.5, 39.0, 55.0
Case Screw Locations: 17.5, 50.5
Case: Various
Run ID: 9127.509G10.12S868.124M72.O4346.P2395.21J678
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.71
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
5.69
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.010%
Registry Population: 5 (1.67%)

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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 · April 29, 2019

Serial Number 2864255 was reported as accurate.

Anonymous · February 12, 2016

Serial Number 2864462 was reported as accurate.

Anonymous · April 10, 2013

Serial Number 2864240 was reported as inaccurate.

Note: Note: This is model 5 and not model 4
Model 4 Hunt; Model 5 Openface
top Pic: Openface
Bottom Pic: Hunter
Illinois Grade 509 Pocket Watch