Pocket Watch Database

From the American Horology Archive:
Illinois Grade 305 Pocket Watch
Illinois Grade 305 Pocket Watch

Illinois Watch Co.

Grade: 305

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 3617119
Grade: 305
Model: 7
Estimated Production Year: 1920
Run Quantity: 1,500
Grade/Model Run: 67 of 177
Grade/Model Total Production: 150,270
Size: 16s
Jewels: 17j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Double Roller: Yes
Barrel: Going
Adjusted: Yes
Adjusted to Temperature: Yes
Railroad Grade: No
Dial Feet Locations: 17.5, 39.0, 58.0
Case Screw Locations: 3.0, 38.0
Case: Various
Run ID: 10839.305G96.16S3386.167M552.O5697.P3645.17J3516
Database Version: v52.365
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
451.98
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,525.51
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.641%
Registry Population: 11 (0.73%)
$ Estimated Value (12 Month Change): 1.04% Analyzing 896 Sales

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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 · April 7, 2024

Serial Number 3617825 was reported as accurate.

Anonymous · January 26, 2023

Serial Number 3616712 was reported as inaccurate.

Note: the positions of the ratchet wheels on my movement
are swapped in relation to all other examples i
can find; the larger of the two gears that
interacts with the click is south of the balance
assembly.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · April 2, 2021

Serial Number 3617363 was reported as accurate.

Anonymous · May 12, 2019

Serial Number 3616825 was reported as accurate.

Anonymous · November 26, 2016

Serial Number 3617732 was reported as accurate.

Anonymous · December 4, 2015

Serial Number 3617561 was reported as accurate.

Anonymous · October 26, 2015

Serial Number 3617561 was reported as accurate.

Anonymous · December 15, 2013

Serial Number 3616731 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · October 12, 2013

Serial Number 3617644 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · October 21, 2012

Serial Number 3617968 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Illinois Grade 305 Pocket Watch
Illinois Grade 305 Pocket Watch