Pocket Watch Database

From the American Horology Archive:
Illinois Grade 146 Pocket Watch

Illinois Watch Co.

Grade: 146

Mixed Run: 16-Jewel and 17-Jewel Movements

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 1128484 Question Mark
Grade: 146 Question Mark
Model: 1 Question Mark
Class: 1 Question Mark
Estimated Production Year: 1892 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 4 of 6 Question Mark
Grade/Model Total Production: 580 Question Mark
Size: 6s Question Mark
Jewels: 16j    Mixed Run Question Mark
Jewel Setting: Gold Settings (Screw-Set) Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Gilt 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: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 7.5, 40.0, 58.0 Question Mark
Case Screw Locations: 19.5, 49.5 Question Mark
U.S. Patents: 340386, 345193 Question Mark
Movement Markings: Illinois Watch Co.
Springfield
Adjusted
Safety Pinion
Case: Various Question Mark
Run ID: 2124.146G4.6S160.61M160.H1046.L1460.16J39 Question Mark
Database Version: v52.431 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.74 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
5.79 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.010% Question Mark
Registry Population:
Scoped for This Run Only
1 (1.00%) Question Mark
Research Note: #1128484: Reported as 17-Jewel Movement. #1128447: Verified as 16 Jewels (photo shows lower center not jeweled) [eBay #133340745835].

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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.


Anonymous · March 6, 2020

Serial Number 1128447 was reported as inaccurate.

Note: https://www.ebay.com/itm/Illinois-6S-16J-HN1L-T-Gr
ade-146-1892-A-RARE-HIGH-GRADE-GEM-10K-case/133340
745835?hash=item1f0bba506b:g:VEsAAOSwngJeUCUm
shows this as a 16J movement, see picture #4.
Description says these came 15, 16, 17-jewel.
Changes since this report was submitted:
Jewels changed from 17j to 16j

pwdmbj Supporter 557 · September 28, 2019

Serial Number 1128484 was reported as inaccurate.

Note: 17 Jewels
Inspected with microscope to verify.
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Jewels changed from 15j to 16j

pwdmbj Supporter 557 · September 27, 2019

Serial Number 1128484 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 16j
Illinois Grade 146 Pocket Watch