Pocket Watch Database

From the American Horology Archive:
Illinois Grade 154 Pocket Watch

Illinois Watch Co.

Grade: 154

Movement may alternatively contain 16 jewels.

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 520563 Question Mark
Grade: 154 Question Mark
Model: 2 Question Mark
Class: 3 Question Mark
Estimated Production Year: 1885 Question Mark
Run Quantity: 610 Question Mark
Grade/Model Run: 3 of 6 Question Mark
Grade/Model Total Production: 1,300 Question Mark
Variant Est. Production: 1,290 (8S-M2-15J) Question Mark
Size: 8s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Barrel: Going Question Mark
Balance Type: Expansion 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: 1244.154G3.8S42.82M27.H510.L842.15J191 Question Mark
Database Version: v52.516 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
3.91 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
13.11 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.023% Question Mark
Registry Population:
Scoped for This Run Only
3 (0.49%) 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.


tomkingtx 14 · November 29, 2019

Serial Number 520563 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 16j to 15j
Movement Finish changed from Gilt to Nickel

Anonymous · December 6, 2017

Serial Number 520515 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 16j to 15j
Movement Finish changed from Gilt to Nickel

Anonymous · May 29, 2014

Serial Number 520050 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 16j to 15j
Movement Finish changed from Gilt to Nickel
Plate changed from Full to 3/4
Illinois Grade 154 Pocket Watch