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: 6488036 Question Mark
Grade: No. 20 Question Mark
Model: 1888 Question Mark
Estimated Production Date: January 1895 - April 1895 Question Mark
Run Quantity: 3,000 Question Mark
Grade/Model Run: 64 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: 14662.G64.16S594.161888M268.O9757.P1347.7J4153 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: v52.518 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
444.70 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
12 (0.40%) Question Mark
$ Estimated Value (12 Month Change): -1.87% Analyzing 355 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 · April 26, 2022

Serial Number 6488716 was reported as accurate.

Anonymous · February 25, 2021

Serial Number 6487931 was reported as accurate.

Anonymous · December 30, 2020

Serial Number 6487839 was reported as accurate.

Anonymous · November 19, 2020

Serial Number 6488556 was reported as accurate.

Anonymous · April 2, 2020

Serial Number 6487226 was reported as accurate.

Beezqueen 45 · March 15, 2020

Serial Number 6488008 was reported as accurate.

Anonymous · October 15, 2019

Serial Number 6488647 was reported as accurate.

Anonymous · September 3, 2019

Serial Number 6487014 was reported as accurate.

WLBelkriver33 804 · October 11, 2018

Serial Number 6488480 was reported as accurate.

Anonymous · June 16, 2018

Serial Number 6486212 was reported as accurate.

Anonymous · October 10, 2016

Serial Number 6488124 was reported as accurate.

jah4587 2 · May 20, 2014

Serial Number 6487414 was reported as accurate.

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

jah4587 2 · May 7, 2014

Serial Number 6487414 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Key to Pendant
Waltham Grade No. 20 Pocket Watch