Pocket Watch Database


From the American Horology Archive:

American Waltham Watch Co.

Grade: A.T. & Co.

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 159339 Question Mark
Grade: A.T. & Co. Question Mark
Model: 1861 Question Mark
Estimated Production Date: September 1865 - January 1866 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 39 of 43 Question Mark
Grade/Model Total Production: 1,396 Question Mark
Size: 10s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Adaptable Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Key Question Mark
Plate: 3/4 Plate Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Railroad Grade: No Question Mark
U.S. Patents: 22174 Question Mark
Case: Various Question Mark
Run ID: 2731.G741.10S90.101861M90.O2728.K2730.15J628 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 1 [NAWCC]
c.1900 Waltham Factory Ledgers [Ehrhardt Transcription]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.431 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
4.20 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.82 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.004% Question Mark
Registry Population:
Scoped for This Run Only
3 (3.00%) 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 11, 2020

Serial Number 159301 was reported as accurate.

Anonymous · January 22, 2018

Serial Number 159358 was reported as accurate.