Pocket Watch Database

From the American Horology Archive:
Illinois Grade Interior Pocket Watch

Illinois Watch Co.

Grade: Interior

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 90628
Grade: Interior
Model: 1
Estimated Production Year: 1878
Run Quantity: 700
Grade/Model Run: 7 of 11
Grade/Model Total Production: 11,300
Size: 18s
Jewels: 7j
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: Full Plate
Barrel: Going
Balance Type: Solid
Train: Coarse
Regulator: Plain
Hairspring: Flat
Adjusted: No
Railroad Grade: No
Dial Feet Locations: 16.5, 36.5, 53.0
Case Screw Locations: O-36.5, H-51.5
Movement Markings: Interior.
Springfield. Ill.
Case: Various
Run ID: 185.G11.18S185.181M98.A98.K98.7J47
Database Version: v52.270
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
34.02
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
116.99
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.199%
Registry Population: 3 (0.43%)

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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.


gezu111 64 · November 10, 2019

Serial Number 90397 was reported as accurate.

pmwas1 97 · November 10, 2013

Serial Number 90628 was reported as inaccurate.

Note: I reported it previously as accurate, but then
again - the finish was always Gilt, and it's not
an adjusted grade, so this might be corrected.

Anonymous · April 27, 2013

Serial Number 90628 was reported as accurate.

Illinois Grade Interior Pocket Watch