Pocket Watch Database


From the American Horology Archive:
Illinois Grade 306 Pocket Watch

Illinois Watch Co.

Grade: 306

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 3704885 Question Mark
Grade: 306 Question Mark
Model: 7 Question Mark
Estimated Production Year: 1920 Question Mark
Run Quantity: 1,300 Question Mark
Grade/Model Run: 90 of 122 Question Mark
Grade/Model Total Production: 37,800 Question Mark
Size: 16s Question Mark
Jewels: 19j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Double Roller: Yes Question Mark
Barrel: Going Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 3 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 17.5, 39.0, 58.0 Question Mark
Case Screw Locations: 3.0, 38.0 Question Mark
Case: Various Question Mark
Run ID: 10985.306G123.16S3443.167M569.O5824.P3754.19J540 Question Mark
Database Version: v52.479 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
113.50 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
383.03 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.663% Question Mark
Registry Population:
Scoped for This Run Only
15 (1.15%) Question Mark
$ Estimated Value (12 Month Change): -8.47% Analyzing 208 Sales 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.


ChrisG Top Contributor Supporter 601 · September 9, 2023

Serial Number 3704441 was reported as inaccurate.

Note: Verification image - 165993803798
Curator Response: Thanks!

Anonymous · August 12, 2021

Serial Number 3704473 was reported as accurate.

Anonymous · February 1, 2021

Serial Number 3705062 was reported as inaccurate.

Note: Movement s/n 3705062 is marked 17 jewels.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · October 13, 2020

Serial Number 3704975 was reported as accurate.

Anonymous · January 18, 2020

Serial Number 3705216 was reported as accurate.

Anonymous · April 5, 2016

Serial Number 3704617 was reported as accurate.

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

esoxhunter Top Contributor Supporter 127 · January 31, 2016

Serial Number 3705105 was reported as accurate.

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

Anonymous · January 9, 2013

Serial Number 3705331 was reported as accurate.

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

Anonymous · September 10, 2012

Serial Number 3704539 was reported as accurate.

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

Anonymous · May 24, 2012

Serial Number 3704593 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Illinois Grade 306 Pocket Watch