Pocket Watch Database

From the American Horology Archive:
Waltham Grade 8 Day Pocket Watch

American Waltham Watch Co.

Grade: 8 Day

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 21024416 Question Mark
Grade: 8 Day Question Mark
Model: 1910 Question Mark
Estimated Production Year: 1917 Question Mark
Run Quantity: 2,000 Question Mark
Grade/Model Run: 70 of 139 Question Mark
Grade/Model Total Production: 806,000 Question Mark
Size: 37s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Openface 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: 23439.G70.37S71.371910M71.O14559.P8531.15J5481 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.518 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
2,426.68 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
2,208.28 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.412% Question Mark
Registry Population:
Scoped for This Run Only
3 (0.15%) 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 · July 28, 2024

Serial Number 21025709 was reported as accurate.

pwdmbj Supporter 557 · January 13, 2022

Serial Number 21025057 was reported as accurate.

Anonymous · November 18, 2019

Serial Number 21025201 was reported as accurate.

Anonymous · March 4, 2019

Serial Number 21025767 was reported as inaccurate.

Note: Clock is marked adjusted
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · January 5, 2019

Serial Number 21025169 was reported as accurate.

Anonymous · March 15, 2018

Serial Number 21025921 was reported as inaccurate.

Note: Movement is marked 15 Jewels. Not 17 Jewels.
Changes since this report was submitted:
Jewels changed from 17j to 15j

Anonymous · September 1, 2015

Serial Number 21025913 was reported as inaccurate.

Note: 17 jewels
Changes since this report was submitted:
Size changed from Unknown to 37
Plate changed from Unknown to 3/4
Waltham Grade 8 Day Pocket Watch