Pocket Watch Database

From the American Horology Archive:
Illinois Grade 101 Pocket Watch

Illinois Watch Co.

Grade: 101

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 1103918 Question Mark
Grade: 101 Question Mark
Model: 4 Question Mark
Class: 5 Question Mark
Estimated Production Year: 1891 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 9 of 23 Question Mark
Grade/Model Total Production: 3,200 Question Mark
Size: 18s Question Mark
Jewels: 11j Question Mark
Jewel Setting: Burnished Jewels Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Full Plate Question Mark
Barrel: Going Question Mark
Balance Type: Expansion Question Mark
Train: Coarse 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: 2.0, 21.5, 38.5 Question Mark
Case Screw Locations: 23.0, 52.0 Question Mark
Case: Various Question Mark
Run ID: 2053.101G173.18S1646.184M88.O543.P121.11J954 Question Mark
Database Version: v52.528 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
9.63 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
32.42 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.056% Question Mark
Registry Population:
Scoped for This Run Only
1 (1.00%) 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.


nicnic Supporter 406 · June 30, 2023

Serial Number 1103918 was reported as inaccurate.

Note: Pendant Set
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Factory Model changed from 3 to 4
Movement Setting changed from Lever to Pendant

nicnic Supporter 406 · June 30, 2023

Serial Number 1103918 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 3 to 4
Movement Setting changed from Lever to Pendant
Illinois Grade 101 Pocket Watch