Pocket Watch Database


From the American Horology Archive:
Waltham Grade W.W.Co. Pocket Watch

American Waltham Watch Co.

Grade: W.W.Co.

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 415478 Question Mark
Grade: W.W.Co. Question Mark
Model: 1857 Question Mark
Estimated Production Date: June 1869 - September 1, 1869 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 82 of 238 Question Mark
Grade/Model Total Production: 61,722 Question Mark
Size: 18s Question Mark
Jewels: 15j 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
Case: Various Question Mark
Run ID: 4433.G82.18S4140.181857M3937.O4427.K4429.15J1108 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: v52.479 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
157.67 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
143.48 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.157% Question Mark
Registry Population:
Scoped for This Run Only
9 (0.90%) Question Mark
$ Estimated Value (12 Month Change): 4.29% Analyzing 320 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.


cjbrem Supporter 928 · March 10, 2023

Serial Number 415568 was reported as accurate.

gma3005 Supporter 23 · September 19, 2021

Serial Number 415439 was reported as accurate.

Anonymous · October 30, 2020

Serial Number 415697 was reported as accurate.

Anonymous · October 13, 2019

Serial Number 415153 was reported as accurate.

Anonymous · August 27, 2019

Serial Number 415623 was reported as accurate.

Anonymous · November 18, 2018

Serial Number 415324 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · November 18, 2018

Serial Number 415324 was reported as accurate.

Anonymous · November 11, 2018

Serial Number 415951 was reported as accurate.

Anonymous · January 29, 2018

Serial Number 415415 was reported as accurate.

Anonymous · November 9, 2017

Serial Number 415243 was reported as accurate.

Anonymous · September 18, 2017

Serial Number 415230 was reported as accurate.

Anonymous · February 17, 2016

Serial Number 415054 was reported as accurate.

Anonymous · February 6, 2014

Serial Number 415789 was reported as accurate.

Anonymous · December 10, 2013

Serial Number 415683 was reported as accurate.

Waltham Grade W.W.Co. Pocket Watch