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: 4336957 Question Mark
Grade: P.S. Bartlett Question Mark
Model: 1883 Question Mark
Estimated Production Date: February 1890 - April 1890 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 124 of 532 Question Mark
Grade/Model Total Production: 537,200 Question Mark
Size: 18s Question Mark
Jewels: 11j Question Mark
Jewel Material: Ruby Question Mark
Movement Configuration: Adaptable Question Mark
Movement Setting: Key Question Mark
Plate: Full Plate Question Mark
Regulator: Church 1885 Question Mark
Hairspring: Flat Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 13486.G3835.18S9052.181883M959.O9230.K9007.11J5310 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: v52.528 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1,016.26 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
924.79 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.010% Question Mark
Registry Population:
Scoped for This Run Only
9 (0.90%) Question Mark

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Does this information describe your movement accurately?

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 · March 12, 2023

Serial Number 4336082 was reported as accurate.

Anonymous · June 23, 2022

Serial Number 4336378 was reported as accurate.

Anonymous · June 11, 2020

Serial Number 4336353 was reported as accurate.

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

Anonymous · September 3, 2015

Serial Number 4336904 was reported as accurate.

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

Anonymous · March 12, 2014

Serial Number 4336764 was reported as accurate.

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