Pocket Watch Database

From the American Horology Archive:
Illinois Grade 121 Pocket Watch

Illinois Watch Co.

Grade: 121

Saphire Jewels

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 5509178 Question Mark
Grade: 121 Question Mark
Model: 1 Question Mark
Estimated Production Year: 1932 Question Mark
Run Quantity: 2,000 Question Mark
Grade/Model Run: 6 of 8 Question Mark
Grade/Model Total Production: 8,000 Question Mark
Size: 12s Question Mark
Jewels: 21j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate 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: 20.5, 39.0, 55.0 Question Mark
Case Screw Locations: 2.5, 35.5 Question Mark
Case: Various Question Mark
Run ID: 12708.121G9.12S2117.121M583.O7247.P4975.21J1535 Question Mark
Database Version: v52.467 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
24.08 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
81.20 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.141% Question Mark
Registry Population:
Scoped for This Run Only
24 (1.20%) 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.


Rcardkidz 4083 · July 10, 2023

Serial Number 5509992 was reported as accurate.

cbzimm Supporter 469 · December 25, 2022

Serial Number 5509965 was reported as accurate.

okiejohn 387 · February 15, 2022

Serial Number 5508749 was reported as accurate.

Anonymous · November 28, 2021

Serial Number 5509568 was reported as inaccurate.

Note: I am new owner of watch. Pictures from EBay and
visual inspection shows that watch is grade 127
not 121.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

klokwiz 3 · April 15, 2021

Serial Number 5508894 was reported as accurate.

Anonymous · March 21, 2021

Serial Number 5509787 was reported as accurate.

Anonymous · September 27, 2020

Serial Number 5509841 was reported as accurate.

Anonymous · September 1, 2020

Serial Number 5508956 was reported as accurate.

Anonymous · July 16, 2020

Serial Number 5509015 was reported as accurate.

Anonymous · June 18, 2020

Serial Number 5509178 was reported as accurate.

Anonymous · May 17, 2020

Serial Number 5508956 was reported as accurate.

Anonymous · May 23, 2019

Serial Number 5509249 was reported as accurate.

cmdraven 4083 · October 15, 2018

Serial Number 5509734 was reported as accurate.

Anonymous · September 22, 2018

Serial Number 5509929 was reported as accurate.

Anonymous · May 27, 2018

Serial Number 5509855 was reported as accurate.

Anonymous · February 25, 2018

Serial Number 5508504 was reported as accurate.

shortjoe 12 · November 29, 2017

Serial Number 5509899 was reported as accurate.

Anonymous · November 7, 2017

Serial Number 5508790 was reported as accurate.

Anonymous · July 24, 2017

Serial Number 5508789 was reported as accurate.

Anonymous · June 16, 2017

Serial Number 5508208 was reported as accurate.

Anonymous · September 21, 2016

Serial Number 5509198 was reported as accurate.

Anonymous · September 10, 2016

Serial Number 5509864 was reported as accurate.

Anonymous · June 10, 2016

Serial Number 5508269 was reported as accurate.

Anonymous · December 18, 2015

Serial Number 5508504 was reported as accurate.

Anonymous · November 29, 2015

Serial Number 5509074 was reported as accurate.

Anonymous · May 20, 2015

Serial Number 5508092 was reported as accurate.

Anonymous · November 5, 2014

Serial Number 5509788 was reported as accurate.

Anonymous · August 10, 2014

Serial Number 5508309 was reported as accurate.

Anonymous · April 12, 2014

Serial Number 5508065 was reported as accurate.

Anonymous · October 30, 2012

Serial Number 5509821 was reported as accurate.

Anonymous · August 27, 2012

Serial Number 5508065 was reported as accurate.

Anonymous · July 18, 2012

Serial Number 5508614 was reported as accurate.

Anonymous · July 14, 2012

Serial Number 5508092 was reported as accurate.

Illinois Grade 121 Pocket Watch