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: 18091262 Question Mark
Grade: P.S. Bartlett Question Mark
Model: 1883 Question Mark
Estimated Production Year: 1910 Question Mark
Run Quantity: 400 Question Mark
Grade/Model Run: 504 of 532 Question Mark
Grade/Model Total Production: 537,200 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Jewel Material: Ruby Question Mark
Movement Configuration: Openface Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Patent Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Case: Various Question Mark
Run ID: 21725.G4383.18S11977.181883M3310.O13495.L5283.17J2042 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.452 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
4 (1.00%) Question Mark
$ Estimated Value (12 Month Change): -11.02% Analyzing 885 Sales 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 · February 9, 2022

Serial Number 18091262 was reported as inaccurate.

Note: My Waltham sn: 18091262 is "lever set" not
"pendant set".
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever

Anonymous · November 12, 2020

Serial Number 18091167 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever

Anonymous · November 12, 2020

Serial Number 18091167 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever

Anonymous · August 12, 2018

Serial Number 18091205 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever

rtwatches 943 · July 27, 2015

Serial Number 18091481 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Waltham Grade P.S. Bartlett Pocket Watch