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: 8364781 Question Mark
Grade: No. 820 Question Mark
Model: 1883 Question Mark
Estimated Production Year: 1897 Question Mark
Run Quantity: 2,000 Question Mark
Grade/Model Run: 4 of 224 Question Mark
Grade/Model Total Production: 413,500 Question Mark
Size: 18s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever 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: 15922.G4.18S10070.181883M1849.H4625.L4133.15J3718 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.465 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
370.62 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
337.27 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.368% Question Mark
Registry Population:
Scoped for This Run Only
13 (0.65%) Question Mark
$ Estimated Value (12 Month Change): -8.08% Analyzing 1,259 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.


Anonymous · December 30, 2021

Serial Number 8364638 was reported as accurate.

MoatsJustin1 top-contributor 5269 · October 27, 2021

Serial Number 8364125 was reported as accurate.

Anonymous · September 9, 2020

Serial Number 8363805 was reported as accurate.

Anonymous · February 2, 2020

Serial Number 8363748 was reported as accurate.

Anonymous · December 28, 2019

Serial Number 8364551 was reported as accurate.

Anonymous · October 15, 2019

Serial Number 8364019 was reported as accurate.

Anonymous · March 25, 2019

Serial Number 8363788 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · February 24, 2019

Serial Number 8363788 was reported as accurate.

Anonymous · November 10, 2018

Serial Number 8363823 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · September 27, 2018

Serial Number 8363980 was reported as accurate.

Anonymous · September 26, 2018

Serial Number 8363534 was reported as accurate.

Anonymous · May 22, 2018

Serial Number 8364738 was reported as accurate.

Anonymous · December 7, 2017

Serial Number 8364865 was reported as accurate.

backwardglance1 99 · September 25, 2016

Serial Number 8364211 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · November 21, 2014

Serial Number 8363754 was reported as accurate.

Waltham Grade No. 820 Pocket Watch