Pocket Watch Database


From the American Horology Archive:
Illinois Grade 186 Pocket Watch

Illinois Watch Co.

Grade: 186

Ruby Jewels

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 2537920 Question Mark
Grade: 186 Question Mark
Model: 5 Question Mark
Estimated Production Year: 1913 Question Mark
Run Quantity: 300 Question Mark
Grade/Model Run: 28 of 28 Question Mark
Grade/Model Total Production: 4,470 Question Mark
Size: 16s Question Mark
Jewels: 17j Question Mark
Jewel Material: Ruby Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Gilt Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Bridge Plate Question Mark
Bridge Type: 3-Finger Question Mark
Barrel: Going Question Mark
Center Wheel Material: Gold Question Mark
Regulator: Micrometric Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 4 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: Yes Question Mark
Dial Feet Locations: 24.5, 36.5, 55.5 Question Mark
Case Screw Locations: 3.5, 37.5 Question Mark
Case: Various Question Mark
Run ID: 8002.186G49.16S2226.165M867.O3601.L5830.17J2335 Question Mark
Database Version: v52.428 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
13.46 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
45.33 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.079% Question Mark
Registry Population:
Scoped for This Run Only
6 (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.


pwilliams9874 18 · July 26, 2019

Serial Number 2537920 was reported as accurate.

Changes since this report was submitted:
Plate changed from Bridge to 3/4 Bridge

Gimparoo Supporter 703 · July 6, 2016

Serial Number 2537885 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to 3/4 Bridge

Anonymous · October 11, 2012

Serial Number 2537884 was reported as accurate.

Changes since this report was submitted:
Railroad Grade changed from No to Yes
Plate changed from 3/4 to 3/4 Bridge
Illinois Grade 186 Pocket Watch