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: 128490 Question Mark
Grade: P.S. Bartlett Question Mark
Model: 1861 Question Mark
Estimated Production Date: August 1864 - September 1864 Question Mark
Run Quantity: 260 Question Mark
Grade/Model Run: 42 of 58 Question Mark
Grade/Model Total Production: 9,795 Question Mark
Size: 10s Question Mark
Jewels: 13j 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: 2505.G1448.10S79.101861M79.O2503.K2504.13J50 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: v52.465 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
10 (3.85%) 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.


JerryT Waltham Expert Small Watch Expert 425 · February 10, 2023

Serial Number 128490 was reported as accurate.

Anonymous · December 5, 2020

Serial Number 128346 was reported as accurate.

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

Mikehold 6 · October 6, 2014

Serial Number 128449 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Adjusted changed from Yes to No
Plate changed from Unknown to 3/4
Waltham Grade P.S. Bartlett Pocket Watch