Pocket Watch Database


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

Illinois Watch Co.

Grade: 305

Some Marked "Electric Rail Road Special"

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 4376531 Question Mark
Grade: 305 Question Mark
Model: 7 Question Mark
Estimated Production Year: 1923 Question Mark
Run Quantity: 2,000 Question Mark
Grade/Model Run: 127 of 177 Question Mark
Grade/Model Total Production: 150,270 Question Mark
Size: 16s Question Mark
Jewels: 17j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Adjusted: Yes 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: 11687.305G170.16S3770.167M677.O6442.P4256.17J3863 Question Mark
Database Version: v52.528 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
451.98 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,525.51 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.641% Question Mark
Registry Population:
Scoped for This Run Only
15 (0.75%) Question Mark
$ Estimated Value (12 Month Change): 2.04% Analyzing 903 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.


PHIL1199 Supporter 1162 · June 5, 2023

Serial Number 4377738 was reported as accurate.

Mobilaero Top Contributor Supporter 307 · January 16, 2023

Serial Number 4376531 was reported as accurate.

Anonymous · September 2, 2021

Serial Number 4377090 was reported as accurate.

Anonymous · May 6, 2021

Serial Number 4377929 was reported as accurate.

Anonymous · July 15, 2020

Serial Number 4377686 was reported as accurate.

Anonymous · January 10, 2020

Serial Number 4377788 was reported as accurate.

Anonymous · December 28, 2019

Serial Number 4377552 was reported as accurate.

Anonymous · July 29, 2019

Serial Number 4377857 was reported as accurate.

colaman6mcq Supporter 151 · January 15, 2019

Serial Number 4377513 was reported as accurate.

Anonymous · November 28, 2018

Serial Number 4376680 was reported as accurate.

Anonymous · November 18, 2017

Serial Number 4376985 was reported as accurate.

Anonymous · January 13, 2015

Serial Number 4377974 was reported as inaccurate.

Note: JUST A NORMAL 17J 16S

Anonymous · September 9, 2014

Serial Number 4377597 was reported as inaccurate.

Note: 16 size not 12
Changes since this report was submitted:
Size changed from 12 to 16
Plate changed from Unknown to Bridge

dsnjnichols 1 · January 14, 2014

Serial Number 4377030 was reported as accurate.

Changes since this report was submitted:
Size changed from 12 to 16

Anonymous · December 25, 2012

Serial Number 4376680 was reported as accurate.

Changes since this report was submitted:
Size changed from 12 to 16

Anonymous · September 7, 2012

Serial Number 4377665 was reported as inaccurate.

Note: The Size ,this watch is a size 16
Changes since this report was submitted:
Size changed from 12 to 16
Plate changed from Unknown to Bridge

Anonymous · August 30, 2012

Serial Number 4376629 was reported as accurate.

Changes since this report was submitted:
Size changed from 12 to 16

Anonymous · June 2, 2012

Serial Number 4377573 was reported as inaccurate.

Note: I believe this is a size 16, not 12
Changes since this report was submitted:
Size changed from 12 to 16
Plate changed from Unknown to Bridge

Anonymous · May 13, 2012

Serial Number 4377573 was reported as accurate.

Changes since this report was submitted:
Size changed from 12 to 16
Illinois Grade 305 Pocket Watch
Illinois Grade 305 Pocket Watch