Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 923 Pocket Watch

Hamilton Watch Co.

Grade: 923

Manufacturer: Hamilton Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: R3554 Question Mark
Grade: 923 Question Mark
Model: 1 Question Mark
Estimated Production Year: 1949 Question Mark
Run Quantity: 700 Question Mark
Grade/Model Run: 6 of 6 Question Mark
Grade/Model Total Production: 3,400 Question Mark
Size: 10s Question Mark
Jewels: 23j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 2616.923G6.10S9.101M9.O1827.P909.23J100 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.505 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
10.23 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
4.49 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.032% Question Mark
Registry Population:
Scoped for This Run Only
3 (0.43%) Question Mark
Research Note: Masterpiece

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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.


Carrato 96 · September 25, 2024

Serial Number R3554 was reported as inaccurate.

No further details were submitted with the report.

Carrato 96 · September 25, 2024

Serial Number R3554 was reported as inaccurate.

Note: 23 JEWEL 945

Anonymous · January 6, 2022

Serial Number R3568 was reported as accurate.

Anonymous · December 23, 2021

Serial Number R3568 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · December 23, 2021

Serial Number R3568 was reported as accurate.

Anonymous · July 11, 2021

Serial Number R3039 was reported as accurate.

Anonymous · July 11, 2021

Serial Number R3038 was reported as accurate.

Anonymous · October 4, 2020

Serial Number R3518 was reported as inaccurate.

Note: R3518 is a 945
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · July 23, 2020

Serial Number R3079 was reported as accurate.

bunnofnickle 67 · June 29, 2020

Serial Number R3079 was reported as accurate.

Anonymous · December 3, 2019

Serial Number R3488 was reported as inaccurate.

Note: 945 movement
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 21, 2015

Serial Number R3137 was reported as accurate.

shannonphillips 10 · April 12, 2015

Serial Number R3447 was reported as accurate.

Anonymous · March 15, 2015

Serial Number R3469 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · February 28, 2015

Serial Number R3469 was reported as inaccurate.

Note: My watches grade 945

casemakerian 2 · November 14, 2014

Serial Number R3057 was reported as accurate.

Anonymous · November 8, 2014

Serial Number R3057 was reported as accurate.

jerrydk7 227 · July 9, 2014

Serial Number R3366 was reported as accurate.

Anonymous · March 26, 2014

Serial Number R3186 was reported as accurate.

Anonymous · May 12, 2013

Serial Number R3076 was reported as inaccurate.

Note: This movement is a 10size with 23 jewels and
adjusted to 5 positions and temperature possibly
also to isocronism too.
Changes since this report was submitted:
Size changed from 18 to 10
Jewels changed from 15j to 23j
Movement Configuration changed from Hunting to Openface
Factory Model changed from 2 to 1
Movement Setting changed from Lever to Pendant
Adjusted changed from No to Yes
Plate changed from Unknown to Bridge