Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: No. 365

(Alternatively Grade No. 165)

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 18271808 Question Mark
Grade: No. 365 Question Mark
Model: 1907 Question Mark
Estimated Production Year: 1912 Question Mark
Run Quantity: 4,000 Question Mark
Grade/Model Run: 1 of 88 Question Mark
Grade/Model Total Production: 298,949 Question Mark
Size: 3/0s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Hunting 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: 21881.G1.S5.M1.H7346.P7105.15J5052 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.457 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
900.07 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
819.06 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.895% Question Mark
Registry Population:
Scoped for This Run Only
8 (0.20%) Question Mark
$ Estimated Value (12 Month Change): -9.47% Analyzing 106 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.


Rcardkidz 4073 · June 23, 2024

Serial Number 18272018 was reported as accurate.

MoatsJustin1 top-contributor 5269 · June 12, 2024

Serial Number 18270065 was reported as accurate.

Anonymous · August 15, 2021

Serial Number 18271549 was reported as accurate.

Anonymous · June 4, 2019

Serial Number 18271560 was reported as accurate.

Anonymous · March 4, 2019

Serial Number 18270280 was reported as accurate.

Anonymous · March 4, 2019

Serial Number 18270280 was reported as accurate.

daddo46 992 · March 9, 2018

Serial Number 18270461 was reported as accurate.

Anonymous · November 2, 2015

Serial Number 18273774 was reported as accurate.

Anonymous · January 6, 2014

Serial Number 18272441 was reported as accurate.

Anonymous · February 7, 2013

Serial Number 18272441 was reported as accurate.

Anonymous · February 4, 2013

Serial Number 18272441 was reported as accurate.