Pocket Watch Database


From the American Horology Archive:

American Waltham Watch Co.

Grade: Sapphire

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 20046807 Question Mark
Grade: Sapphire Question Mark
Model: 1912 Question Mark
Estimated Production Year: 1915 Question Mark
Run Quantity: 2,000 Question Mark
Grade/Model Run: 10 of 43 Question Mark
Grade/Model Total Production: 77,020 Question Mark
Size: 6/0s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Split Plate Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 22889.G37.S147.M28.O14205.P8029.15J5319 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.433 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
231.89 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
211.02 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.231% Question Mark
Registry Population:
Scoped for This Run Only
5 (0.25%) 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 · April 10, 2020

Serial Number 20046196 was reported as accurate.

Anonymous · August 8, 2019

Serial Number 20046496 was reported as accurate.

Rcardkidz 4054 · May 24, 2019

Serial Number 20045010 was reported as accurate.

Anonymous · December 8, 2018

Serial Number 20045821 was reported as accurate.

Anonymous · October 19, 2018

Serial Number 20045821 was reported as accurate.

rtwatches 943 · May 16, 2018

Serial Number 20045303 was reported as accurate.

kevinloving 62 · August 3, 2016

Serial Number 20046501 was reported as inaccurate.

Note: I believe the size listed is wrong. I have never
heard of a "Js" size. I have not had mine out of
the case yet but I am thinking mine is about 4/0.
*****@gmail.com
Curator Response: "JS" was used by Waltham materials as an abbreviation of "Jewel Series" size.
Changes since this report was submitted:
Size changed from Jewel Series to 6/0
Plate changed from Unknown to 3/4 Split

Anonymous · August 15, 2013

Serial Number 20046868 was reported as accurate.

Changes since this report was submitted:
Size changed from Jewel Series to 6/0