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: 6485146 Question Mark
Grade: No. 20 Question Mark
Model: 1888 Question Mark
Estimated Production Date: April 1895 - September 1895 Question Mark
Run Quantity: 4,000 Question Mark
Grade/Model Run: 63 of 138 Question Mark
Grade/Model Total Production: 305,873 Question Mark
Size: 16s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Hunting 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: 14661.G63.16S593.161888M267.H3969.P1346.7J4152 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: v52.557 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
476.43 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
433.35 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.473% Question Mark
Registry Population:
Scoped for This Run Only
18 (0.45%) Question Mark
$ Estimated Value (12 Month Change): -2.78% Analyzing 356 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 · December 26, 2020

Serial Number 6483883 was reported as accurate.

Paulpalmer1958 3 · August 15, 2020

Serial Number 6483357 was reported as accurate.

Anonymous · February 14, 2020

Serial Number 6484176 was reported as accurate.

Anonymous · October 20, 2019

Serial Number 6483353 was reported as accurate.

Anonymous · September 9, 2019

Serial Number 6484093 was reported as accurate.

Anonymous · July 24, 2019

Serial Number 6483657 was reported as accurate.

steve288 264 · July 15, 2019

Serial Number 6482810 was reported as accurate.

Anonymous · February 26, 2018

Serial Number 6483657 was reported as accurate.

Anonymous · February 26, 2018

Serial Number 6483657 was reported as accurate.

Anonymous · February 21, 2018

Serial Number 6482655 was reported as accurate.

Anonymous · February 7, 2018

Serial Number 6483657 was reported as accurate.

Anonymous · February 7, 2018

Serial Number 6483657 was reported as accurate.

Anonymous · June 4, 2017

Serial Number 6484747 was reported as accurate.

Anonymous · April 12, 2017

Serial Number 6483657 was reported as accurate.

Anonymous · March 29, 2017

Serial Number 6483471 was reported as accurate.

moore1749 15 · January 15, 2015

Serial Number 6482014 was reported as accurate.

Anonymous · January 2, 2015

Serial Number 6482099 was reported as accurate.

Anonymous · December 30, 2014

Serial Number 6482099 was reported as accurate.

rocket00 236 · June 12, 2014

Serial Number 6484911 was reported as accurate.

Anonymous · January 26, 2014

Serial Number 6485042 was reported as accurate.

frederic719 123 · October 11, 2013

Serial Number 6482608 was reported as accurate.

Anonymous · September 14, 2013

Serial Number 6485155 was reported as accurate.

Anonymous · July 2, 2013

Serial Number 6484001 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Plate changed from Unknown to 3/4

Anonymous · May 20, 2013

Serial Number 6482608 was reported as inaccurate.

Note: its not key set penddant 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