Pocket Watch Database


From the American Horology Archive:
Waltham Grade No. 820 Pocket Watch

American Waltham Watch Co.

Grade: No. 820

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 8366552 Question Mark
Grade: No. 820 Question Mark
Model: 1883 Question Mark
Estimated Production Year: 1897 Question Mark
Run Quantity: 3,000 Question Mark
Grade/Model Run: 5 of 224 Question Mark
Grade/Model Total Production: 413,500 Question Mark
Size: 18s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Full Plate Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 15923.G5.18S10071.181883M1850.O10361.P2358.15J3719 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
874.33 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
795.64 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.869% Question Mark
Registry Population:
Scoped for This Run Only
24 (0.80%) Question Mark
$ Estimated Value (12 Month Change): -6.25% Analyzing 1,259 Sales Question Mark

Help Us Help Others By Improving the Database:

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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 · October 13, 2021

Serial Number 8365890 was reported as accurate.

Anonymous · March 6, 2021

Serial Number 8367188 was reported as accurate.

Anonymous · December 13, 2019

Serial Number 8367980 was reported as accurate.

Waltham21j 121 · May 19, 2019

Serial Number 8366277 was reported as accurate.

Anonymous · October 22, 2018

Serial Number 8367279 was reported as accurate.

Anonymous · July 30, 2018

Serial Number 8367907 was reported as accurate.

bigbry7 1 · April 22, 2018

Serial Number 8366838 was reported as accurate.

Anonymous · October 2, 2016

Serial Number 8367935 was reported as accurate.

cedelong 2 · October 1, 2016

Serial Number 8367569 was reported as accurate.

Anonymous · September 7, 2016

Serial Number 8367569 was reported as accurate.

Anonymous · August 4, 2016

Serial Number 8367274 was reported as accurate.

TMelton 1 · July 11, 2016

Serial Number 8365042 was reported as accurate.

Anonymous · January 20, 2016

Serial Number 8367287 was reported as accurate.

moore1749 15 · January 8, 2015

Serial Number 8367144 was reported as accurate.

Anonymous · June 29, 2014

Serial Number 8366147 was reported as accurate.

Anonymous · March 27, 2014

Serial Number 8365341 was reported as accurate.

Anonymous · August 13, 2013

Serial Number 8367605 was reported as accurate.

Gimparoo Supporter 703 · August 9, 2013

Serial Number 8366552 was reported as accurate.

Anonymous · May 25, 2013

Serial Number 8366656 was reported as accurate.

Waltham Grade No. 820 Pocket Watch