Pocket Watch Database

From the American Horology Archive:
Illinois Grade 187 Pocket Watch

Illinois Watch Co.

Grade: 187

Ruby Jewels

Private Label(s) in Run:

B&O R.R. Special

What is a Private Label?
Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 1393203
Grade: 187
Model: 4
Estimated Production Year: 1897
Run Quantity: 100
Grade/Model Run: 2 of 14
Grade/Model Total Production: 1,610
Size: 16s
Jewels: 17j
Jewel Material: Ruby
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Barrel: Going
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: Yes
Dial Feet Locations: 24.5, 36.5, 55.5
Case Screw Locations: 18.5, 52.5
Case: Various
Run ID: 3585.187G2.16S517.164M184.H1888.L2721.17J527
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
4.84
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
16.26
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.028%
Registry Population: 2 (2.00%)

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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.


Durant1 39 · October 15, 2022

Serial Number 1393203 was reported as inaccurate.

Note: Movement is marked B&O RR Special, 17 Ruby Jewels,
Adjusted
Curator Response: Thanks for the report. The database has been updated accordingly.

Anonymous · April 26, 2021

Serial Number 1393239 was reported as accurate.

Illinois Grade 187 Pocket Watch