Pocket Watch Database


From the American Horology Archive:
Illinois Grade 79 Pocket Watch

Illinois Watch Co.

Grade: 79

Ruby Jewels

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 1981597 Question Mark
Grade: 79 Question Mark
Model: 6 Question Mark
Estimated Production Year: 1907 Question Mark
Run Quantity: 200 Question Mark
Grade/Model Run: 31 of 93 Question Mark
Grade/Model Total Production: 18,930 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Jewel Material: Ruby Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Barrel: Going Question Mark
Train: Fast Question Mark
Adjusted: Yes Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: Yes Question Mark
Dial Feet Locations: 2.0, 21.5, 38.5 Question Mark
Case Screw Locations: 23.5, 51.5 Question Mark
Case: Various Question Mark
Run ID: 5917.79G69.18S3627.186M937.O2372.L4766.17J1482 Question Mark
Database Version: v52.479 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
56.99 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
192.28 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.333% Question Mark
Registry Population:
Scoped for This Run Only
1 (0.50%) Question Mark
$ Estimated Value (12 Month Change): -10.53% Analyzing 128 Sales 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.


jeromeschley 60 · December 11, 2021

Serial Number 1981571 was reported as accurate.

Anonymous · April 27, 2018

Serial Number 1981597 was reported as inaccurate.

Note: 1981597 is a Washington Watch co 17j adjusted
Changes since this report was submitted:
Jewels changed from 11j to 17j
Railroad Grade changed from No to Yes
Illinois Grade 79 Pocket Watch