Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: No. 461

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 25851961 Question Mark
Grade: No. 461 Question Mark
Model: L-10 Question Mark
Estimated Production Year: 1926 Question Mark
Run Quantity: 5,000 Question Mark
Grade/Model Run: 30 of 39 Question Mark
Grade/Model Total Production: 135,000 Question Mark
Size: 10L Question Mark
Jewels: 7j Question Mark
Movement Configuration: Hunting Question Mark
Movement Setting: Pendant Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 24954.G30.S92.M91.H8522.P9913.7J7355 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.612 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
406.45 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
369.87 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.404% Question Mark
Registry Population:
Scoped for This Run Only
4 (0.08%) 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 · August 10, 2024

Serial Number 25853346 was reported as inaccurate.

Note: Marked on the movement: 25 853346 15J Sapphire

Anonymous · April 4, 2024

Serial Number 25850085 was reported as inaccurate.

Note: My movement is marked Sapphire, 15 jewels, and is
size 6/0 and identical to other Sapphire movements
I have.

Anonymous · December 17, 2021

Serial Number 25852899 was reported as inaccurate.

Note: Marked Sapphire with 15 jewels
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

wicozani 74 · May 18, 2019

Serial Number 25852030 was reported as inaccurate.

Note: This movement is a 15j Sapphire 6/0 Jewel Series
movement. Markings on the movement: Waltham, 15
Jewels, U.S.A., Sapphire, 25852030
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · December 31, 2013

Serial Number 25852780 was reported as inaccurate.

Note: My movement is a 6/0 size, 15 jewels.
Changes since this report was submitted:
Size changed from 10 to 10l
Movement Configuration changed from Openface to Hunting