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: 3246759 Question Mark
Grade: 306 Question Mark
Model: 7 Question Mark
Estimated Production Year: 1917 Question Mark
Run Quantity: 250 Question Mark
Grade/Model Run: 66 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: 3/4 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: 10046.306G91.16S3004.167M431.O5064.P3112.19J411 Question Mark
Database Version: v52.518 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
7 (2.80%) Question Mark
$ Estimated Value (12 Month Change): -6.09% Analyzing 209 Sales Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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.


cjbrem Supporter 958 · July 10, 2023

Serial Number 3246862 was reported as inaccurate.

Note: " SALCO " stamped on center bridge
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

PHIL1199 Supporter 1159 · May 23, 2021

Serial Number 3246793 was reported as accurate.

Illinois Grade 306 Pocket Watch