Pocket Watch Database

Due to the lack of existing factory records, our Trenton Watch Co. database has been reconstructed using observations of known watches.
As a result, the information may contain inaccuracies. Please let us know if you have details that can improve the database.

From the American Horology Archive:
Trenton Watch Co. Grade 140 Pocket Watch

Trenton Watch Co.

Grade: 140

Manufacturer: Trenton Watch Co. Question Mark
Manufacturer Location: Trenton, New Jersey Question Mark
Movement Serial Number: 3392133 Question Mark
Grade: 140 Question Mark
Model: 3 Question Mark
Estimated Production Year: 1909 Question Mark
Run Quantity: 5,000 Question Mark
Grade/Model Run: 3 of 8 Question Mark
Grade/Model Total Production: 64,900 Question Mark
Variant Est. Production: 34,900 (16S-M3-15J-ONP) Question Mark
Size: 16s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Bridge Plate Question Mark
Bridge Type: 3-Finger Question Mark
Train: Quick Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: Ingersoll-Trenton
15 Jewels
Case: Various Question Mark
Run ID: 134.140G3.16S31.163M17.O23.P21.15J6 Question Mark
Database Version: v52.476 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
105.07 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
134.36 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.455% Question Mark
Registry Population:
Scoped for This Run Only
5 (0.10%) 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.


Anonymous · September 9, 2022

Serial Number 3390979 was reported as accurate.

Trenton Watch Co. Grade 140 Pocket Watch