Pocket Watch Database


From the American Horology Archive:
Waltham Grade No. 18 Pocket Watch
Waltham Grade No. 18 Pocket Watch

American Waltham Watch Co.

Grade: No. 18

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 8522637 Question Mark
Grade: No. 18 Question Mark
Model: 1883 Question Mark
Estimated Production Year: 1898 Question Mark
Run Quantity: 3,000 Question Mark
Grade/Model Run: 33 of 247 Question Mark
Grade/Model Total Production: 646,314 Question Mark
Size: 18s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Full Plate Question Mark
Regulator: Plain Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 15974.G33.18S10089.181883M1868.O10389.P2398.7J4587 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.515 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1,248.61 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,136.23 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.241% Question Mark
Registry Population:
Scoped for This Run Only
6 (0.20%) Question Mark
$ Estimated Value (12 Month Change): 8.00% Analyzing 1,139 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 29, 2020

Serial Number 8521546 was reported as accurate.

Anonymous · August 22, 2020

Serial Number 8521909 was reported as accurate.

Anonymous · July 3, 2016

Serial Number 8520335 was reported as accurate.

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

Gasperoff Supporter 727 · April 26, 2015

Serial Number 8521631 was reported as accurate.

Anonymous · November 21, 2014

Serial Number 8522637 was reported as accurate.

Anonymous · October 28, 2014

Serial Number 8522637 was reported as accurate.

Anonymous · October 24, 2014

Serial Number 8522637 was reported as accurate.

Waltham Grade No. 18 Pocket Watch
Waltham Grade No. 18 Pocket Watch