Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 20 Pocket Watch

American Waltham Watch Co.

Grade: No. 20

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 6290861 Question Mark
Grade: No. 20 Question Mark
Model: 1888 Question Mark
Estimated Production Date: December 1893 - August 1894 Question Mark
Run Quantity: 5,000 Question Mark
Grade/Model Run: 49 of 138 Question Mark
Grade/Model Total Production: 305,873 Question Mark
Size: 16s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Gilt 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: 14595.G49.16S570.161888M244.O9726.P1286.7J4115 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.563 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
444.90 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
404.67 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.442% Question Mark
Registry Population:
Scoped for This Run Only
21 (0.42%) Question Mark
$ Estimated Value (12 Month Change): -1.85% Analyzing 357 Sales Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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 · February 7, 2024

Serial Number 6287300 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · April 22, 2020

Serial Number 6290726 was reported as accurate.

Anonymous · September 12, 2019

Serial Number 6290629 was reported as accurate.

Anonymous · August 12, 2019

Serial Number 6286816 was reported as accurate.

733harry 33 · August 9, 2019

Serial Number 6289669 was reported as inaccurate.

Note: The watch is at least a 13 jewel movement
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · June 6, 2019

Serial Number 6290629 was reported as accurate.

Anonymous · March 8, 2019

Serial Number 6287951 was reported as accurate.

Anonymous · February 20, 2019

Serial Number 6286463 was reported as accurate.

Anonymous · March 25, 2018

Serial Number 6288650 was reported as accurate.

Anonymous · January 17, 2017

Serial Number 6289508 was reported as accurate.

Anonymous · July 27, 2015

Serial Number 6288764 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Key to Pendant

Anonymous · October 17, 2014

Serial Number 6287049 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Key to Pendant

Anonymous · January 30, 2014

Serial Number 6290861 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Key to Pendant

Anonymous · September 18, 2013

Serial Number 6286798 was reported as inaccurate.

Note: Mine has pendant movement setting
Changes since this report was submitted:
Movement Setting changed from Key to Pendant

Anonymous · September 17, 2013

Serial Number 6286798 was reported as inaccurate.

Note: Mine is a pendant set movement
Changes since this report was submitted:
Movement Setting changed from Key to Pendant

veryluckey 1 · August 22, 2013

Serial Number 6290861 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Key to Pendant

Anonymous · August 22, 2013

Serial Number 6290861 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Key to Pendant

Bittsandbobs 5 · June 5, 2013

Serial Number 6286649 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Key to Pendant

Anonymous · May 14, 2013

Serial Number 6287286 was reported as inaccurate.

Note: the photo doesn.t match. my watch has the large
and small gears reversed. the label is also
different. just a.w.w.co with scroll on both sides
Changes since this report was submitted:
Movement Setting changed from Key to Pendant
Plate changed from Unknown to 3/4

Anonymous · May 13, 2013

Serial Number 6286649 was reported as inaccurate.

Note: movement setting:
stem set
Changes since this report was submitted:
Movement Setting changed from Key to Pendant
Plate changed from Unknown to 3/4
Waltham Grade No. 20 Pocket Watch