Pocket Watch Database


From the American Horology Archive:
Waltham Grade Amn. Watch Co. Pocket Watch

American Waltham Watch Co.

Grade: Amn. Watch Co.

Non-Magnetic

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 4145136 Question Mark
Grade: Amn. Watch Co. Question Mark
Model: 1888 Question Mark
Estimated Production Date: August 1890 - May 1891 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 7 of 21 Question Mark
Grade/Model Total Production: 2,778 Question Mark
Size: 16s Question Mark
Jewels: 16j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Regulator: Fogg Tadpole Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Case: Various Question Mark
Run ID: 13288.G229.16S330.161888M26.O9133.P544.16J368 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.433 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
5.05 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
4.59 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.005% Question Mark
Registry Population:
Scoped for This Run Only
1 (1.00%) 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 · July 3, 2019

Serial Number 4145148 was reported as accurate.

Anonymous · September 17, 2014

Serial Number 4145155 was reported as inaccurate.

No further details were submitted with the report.
Waltham Grade Amn. Watch Co. Pocket Watch