Pocket Watch Database


From the American Horology Archive:
Waltham Grade A.T. & Co. Pocket Watch
Waltham Grade A.T. & Co. Pocket Watch

American Waltham Watch Co.

Grade: A.T. & Co.

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 21793 Question Mark
Grade: A.T. & Co. Question Mark
Model: 1857 Question Mark
Estimated Production Date: January 1859 - December 1860 Question Mark
Run Quantity: 470 Question Mark
Grade/Model Run: 205 of 1152 Question Mark
Grade/Model Total Production: 60,258 Question Mark
Size: 18s Question Mark
Jewels: 16j Question Mark
Movement Configuration: Adaptable Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Key Question Mark
Plate: Full Plate Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Case: Various Question Mark
Run ID: 614.G205.18S610.181857M609.O613.K613.16J176 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 1 [NAWCC]
c.1900 Waltham Factory Ledgers [Ehrhardt Transcription]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.431 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
165.73 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
150.82 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.165% Question Mark
Registry Population:
Scoped for This Run Only
9 (1.91%) Question Mark
$ Estimated Value (12 Month Change): -0.92% Analyzing 582 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 · August 4, 2023

Serial Number 21861 was reported as accurate.

Anonymous · November 20, 2022

Serial Number 21803 was reported as accurate.

Anonymous · April 18, 2020

Serial Number 21923 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · November 22, 2019

Serial Number 21699 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · September 4, 2019

Serial Number 21797 was reported as accurate.

Anonymous · September 4, 2019

Serial Number 21797 was reported as accurate.

Anonymous · August 31, 2019

Serial Number 21797 was reported as accurate.

Anonymous · August 31, 2019

Serial Number 21797 was reported as accurate.

Anonymous · January 25, 2018

Serial Number 22004 was reported as accurate.

Anonymous · April 6, 2017

Serial Number 21810 was reported as accurate.

Anonymous · February 11, 2016

Serial Number 21864 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · August 6, 2015

Serial Number 21864 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes
Waltham Grade A.T. & Co. Pocket Watch
Waltham Grade A.T. & Co. Pocket Watch