Pocket Watch Database


We noticed that you entered a relatively short serial number.
"8385" could possibly indicate the grade of the watch and not the serial number of your movement. Serial numbers are usually more than a few digits.
From the American Horology Archive:
Illinois Grade Mason Pocket Watch

Illinois Watch Co.

Grade: Mason

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 8385 Question Mark
Grade: Mason Question Mark
Model: 1 Question Mark
Estimated Production Date: February 1873 - June 1873 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 4 of 16 Question Mark
Grade/Model Total Production: 10,300 Question Mark
Size: 18s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Adaptable Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Key Question Mark
Plate: Full Plate Question Mark
Barrel: Going Question Mark
Balance Type: Uncut Expansion Question Mark
Train: Coarse Question Mark
Regulator: Plain Question Mark
Hairspring: Flat Question Mark
Standard Dial Type: Single-Sunk Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Dial Feet Locations: 16.5, 36.5, 53.0 Question Mark
Case Screw Locations: O-36.5, H-51.5 Question Mark
Movement Markings: Mason
Springfield, Ill.
Patent Pinion
Case: Various Question Mark
Run ID: 16.G4.18S16.181M16.A16.K16.7J4 Question Mark
Database Version: v52.528 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
31.01 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
104.57 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.181% Question Mark
Registry Population:
Scoped for This Run Only
6 (0.60%) 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.


Anonymous · December 13, 2022

Serial Number 8817 was reported as accurate.

at363500 2 · September 17, 2021

Serial Number 8583 was reported as accurate.

Anonymous · February 28, 2021

Serial Number 8174 was reported as accurate.

Anonymous · December 16, 2020

Serial Number 8385 was reported as accurate.

Anonymous · April 8, 2020

Serial Number 8286 was reported as accurate.

Anonymous · December 10, 2019

Serial Number 8519 was reported as accurate.

Anonymous · September 4, 2018

Serial Number 8488 was reported as accurate.

rocket00 236 · April 10, 2016

Serial Number 8571 was reported as accurate.

Anonymous · September 6, 2014

Serial Number 8482 was reported as accurate.

rocket00 236 · May 19, 2014

Serial Number 8571 was reported as accurate.

visteo 60 · May 17, 2014

Serial Number 8885 was reported as accurate.

Illinois Grade Mason Pocket Watch