Pocket Watch Database


From the American Horology Archive:

American Waltham Watch Co.

Grade: No. 310

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 19939518 Question Mark
Grade: No. 310 Question Mark
Model: 1900 Question Mark
Estimated Production Year: 1914 Question Mark
Run Quantity: 10,000 Question Mark
Grade/Model Run: 23 of 30 Question Mark
Grade/Model Total Production: 109,199 Question Mark
Size: 3/0s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 22808.G24.S93.M54.O14146.P7970.7J6669 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.428 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
328.77 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
299.18 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.327% Question Mark
Registry Population:
Scoped for This Run Only
16 (0.16%) 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.


Rcardkidz 4050 · August 21, 2021

Serial Number 19939303 was reported as accurate.

Anonymous · August 14, 2021

Serial Number 19942778 was reported as accurate.

MoatsJustin1 top-contributor 5266 · August 13, 2021

Serial Number 19941590 was reported as accurate.

MoatsJustin1 top-contributor 5266 · August 12, 2021

Serial Number 19938520 was reported as accurate.

MoatsJustin1 top-contributor 5266 · August 10, 2021

Serial Number 19939644 was reported as accurate.

Anonymous · July 2, 2021

Serial Number 19940758 was reported as accurate.

Anonymous · May 28, 2020

Serial Number 19937035 was reported as accurate.

Anonymous · September 19, 2019

Serial Number 19942802 was reported as accurate.

Anonymous · March 13, 2019

Serial Number 19937747 was reported as accurate.

georged Supporter 161 · August 29, 2018

Serial Number 19941605 was reported as accurate.

Harley505 Supporter 78 · September 12, 2016

Serial Number 19944752 was reported as accurate.

Anonymous · January 7, 2016

Serial Number 19937902 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Plate changed from Unknown to 3/4

daddo46 992 · July 23, 2015

Serial Number 19940226 was reported as accurate.

Anonymous · June 27, 2015

Serial Number 19940886 was reported as accurate.

RandyShaver 12 · April 21, 2015

Serial Number 19940886 was reported as accurate.

daddo46 992 · April 9, 2015

Serial Number 19940886 was reported as accurate.

Anonymous · October 24, 2014

Serial Number 19938139 was reported as accurate.

Anonymous · October 2, 2014

Serial Number 19938139 was reported as accurate.

Anonymous · August 30, 2014

Serial Number 19941784 was reported as accurate.

Anonymous · November 20, 2013

Serial Number 19937988 was reported as accurate.

cdrridg 42 · September 7, 2013

Serial Number 19939518 was reported as accurate.