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: 21833444 Question Mark
Grade: No. 310 Question Mark
Model: 1907 Question Mark
Estimated Production Year: 1918 Question Mark
Run Quantity: 6,000 Question Mark
Grade/Model Run: 18 of 27 Question Mark
Grade/Model Total Production: 116,500 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: 23758.G48.S214.M120.O14753.P8847.7J7015 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.517 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
350.75 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
319.18 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.349% Question Mark
Registry Population:
Scoped for This Run Only
10 (0.17%) Question Mark
$ Estimated Value (12 Month Change): -2.38% Analyzing 139 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.


Kasha1 1 · July 20, 2022

Serial Number 21833632 was reported as accurate.

mrkruk76 Supporter 16 · February 11, 2022

Serial Number 21833444 was reported as accurate.

CeceAlex 9 · July 27, 2020

Serial Number 21832648 was reported as accurate.

Rcardkidz 4100 · August 15, 2019

Serial Number 21830521 was reported as accurate.

Anonymous · June 10, 2019

Serial Number 21832810 was reported as accurate.

Ann1379 27 · May 27, 2018

Serial Number 21832196 was reported as accurate.