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: 3438953 Question Mark
Grade: 140 Question Mark
Model: 3 Question Mark
Estimated Production Year: 1909 Question Mark
Run Quantity: 1,500 Question Mark
Grade/Model Run: 7 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
Balance Type: Expansion Question Mark
Train: Quick Question Mark
Regulator: Matheson 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: 148.140G7.16S45.163M31.O36.P35.15J10 Question Mark
Database Version: v52.462 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
2 (0.13%) Question Mark

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Trenton Watch Co. Grade 140 Pocket Watch