Pocket Watch Database


From the American Horology Archive:
Waltham Grade P.S. Bartlett Pocket Watch

American Waltham Watch Co.

Grade: P.S. Bartlett

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 159649 Question Mark
Grade: P.S. Bartlett Question Mark
Model: 1861 Question Mark
Estimated Production Date: July 1865 - March 1866 Question Mark
Run Quantity: 400 Question Mark
Grade/Model Run: 50 of 58 Question Mark
Grade/Model Total Production: 9,795 Question Mark
Size: 10s Question Mark
Jewels: 7j Question Mark
Jewel Material: Ruby Question Mark
Movement Configuration: Adaptable Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Key Question Mark
Plate: 3/4 Plate Question Mark
Balance Type: Solid Question Mark
Balance Material: Gold Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 2732.G1584.10S91.101861M91.O2729.K2731.7J267 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: v52.518 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
29.19 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
26.56 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.029% Question Mark
Registry Population:
Scoped for This Run Only
3 (0.75%) 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 · May 14, 2020

Serial Number 159536 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · December 11, 2017

Serial Number 159527 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · July 17, 2016

Serial Number 159572 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · October 19, 2013

Serial Number 159489 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · March 31, 2013

Serial Number 159649 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No

Anonymous · February 9, 2013

Serial Number 159649 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from Yes to No
Waltham Grade P.S. Bartlett Pocket Watch