Pocket Watch Database


From the American Horology Archive:
Waltham Grade No. 820 Pocket Watch

American Waltham Watch Co.

Grade: No. 820

(Alternatively Grade No. 825)

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 12159452 Question Mark
Grade: No. 820 Question Mark
Model: 1883 Question Mark
Estimated Production Year: 1903 Question Mark
Run Quantity: 2,000 Question Mark
Grade/Model Run: 111 of 224 Question Mark
Grade/Model Total Production: 413,500 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Full Plate Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 18074.G111.18S10916.181883M2521.O11499.P4051.17J938 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.428 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
874.33 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
795.64 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.869% Question Mark
Registry Population:
Scoped for This Run Only
8 (0.40%) 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 · November 18, 2023

Serial Number 12158923 was reported as inaccurate.

Note: 15 Jewels
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · September 7, 2023

Serial Number 12158090 was reported as accurate.

Kozle1 6 · September 23, 2020

Serial Number 12159452 was reported as accurate.

Anonymous · April 6, 2020

Serial Number 12158114 was reported as accurate.

Anonymous · January 24, 2020

Serial Number 12157763 was reported as accurate.

Anonymous · August 26, 2019

Serial Number 12157656 was reported as accurate.

Anonymous · June 26, 2018

Serial Number 12158900 was reported as accurate.

Anonymous · October 20, 2017

Serial Number 12157886 was reported as accurate.

Anonymous · September 17, 2017

Serial Number 12158821 was reported as accurate.

alisvolat82 2 · May 25, 2017

Serial Number 12157903 was reported as accurate.

BARONVONZ 27 · March 13, 2016

Serial Number 12158389 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Gary43 1 · March 1, 2016

Serial Number 12159283 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · October 28, 2015

Serial Number 12157948 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Gasperoff Supporter 727 · July 25, 2015

Serial Number 12158971 was reported as accurate.

Anonymous · May 7, 2015

Serial Number 12157948 was reported as accurate.

Gasperoff Supporter 727 · February 25, 2015

Serial Number 12158971 was reported as accurate.

Anonymous · December 21, 2014

Serial Number 12159494 was reported as inaccurate.

Note: 17 jewels, coin silver, the movement ill. is
incorrect.
Changes since this report was submitted:
Jewels changed from 15j to 17j

BOOKWORM1959 4 · February 1, 2014

Serial Number 12157903 was reported as inaccurate.

Note: 17 JEWELS, MOVEMENT FINISH: ENGRAVED NICKEL.
RAILROAD GRADE: NO.
Changes since this report was submitted:
Jewels changed from 15j to 17j

Anonymous · July 20, 2013

Serial Number 12158305 was reported as inaccurate.

Note: 15J
Waltham Grade No. 820 Pocket Watch