Pocket Watch Database


From the American Horology Archive:
Hamilton Grade 940 Pocket Watch
Hamilton Grade 940 Pocket Watch

Hamilton Watch Co.

Grade: 940

Manufacturer: Hamilton Question Mark
Manufacturer Location: Lancaster, Pennsylvania Question Mark
Movement Serial Number: 508068 Question Mark
Grade: 940 Question Mark
Model: 1 Question Mark
Estimated Production Year: 1906 Question Mark
Run Quantity: 2,000 Question Mark
Grade/Model Run: 75 of 121 Question Mark
Grade/Model Total Production: 210,596 Question Mark
Size: 18s Question Mark
Jewels: 21j Question Mark
Jewel Material: Ruby Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Damaskeened Question Mark
Movement Inlay Color: Gilt Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Barrel: Going Question Mark
Regulator: Goldthwait Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: Yes Question Mark
Railroad Grade Classification: Class A Question Mark
Dial Feet Locations: 2.6, 18.0, 38.2 Question Mark
U.S. Patents: 832672, 427072 Question Mark
Case: Various Question Mark
Run ID: 997.940G75.18S546.181M330.O580.L633.21J259 Question Mark
Data Research: 1953 Hamilton Serial List
Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
634.05 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
278.20 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.977% Question Mark
Registry Population:
Scoped for This Run Only
29 (1.45%) Question Mark
$ Estimated Value (12 Month Change): -3.47% Analyzing 2,403 Sales Question Mark
Research Note: Gilt Lettering

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.


Mobilaero Top Contributor Supporter 307 · February 28, 2024

Serial Number 508068 was reported as accurate.

Rentalmama 19 · March 4, 2023

Serial Number 507591 was reported as inaccurate.

Note: Mine says 999 Official RR Standard
The Ball Watch Co., Cleveland
Serial # 507591
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · January 14, 2022

Serial Number 507460 was reported as inaccurate.

Note: Ball 999 18s 21j
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Deere51 102 · December 20, 2021

Serial Number 508527 was reported as accurate.

Anonymous · June 12, 2021

Serial Number 508868 was reported as accurate.

georged Supporter 162 · April 15, 2021

Serial Number 508216 was reported as accurate.

Anonymous · March 10, 2021

Serial Number 508675 was reported as accurate.

Anonymous · February 21, 2020

Serial Number 508438 was reported as accurate.

Anonymous · December 1, 2018

Serial Number 508362 was reported as accurate.

Anonymous · March 30, 2018

Serial Number 508232 was reported as accurate.

Deere51 102 · February 6, 2018

Serial Number 508527 was reported as accurate.

Deere51 102 · January 29, 2018

Serial Number 508527 was reported as accurate.

Anonymous · January 26, 2018

Serial Number 508527 was reported as accurate.

Anonymous · October 14, 2017

Serial Number 508435 was reported as accurate.

Anonymous · January 12, 2017

Serial Number 508730 was reported as accurate.

Anonymous · January 11, 2017

Serial Number 508739 was reported as accurate.

Anonymous · June 5, 2015

Serial Number 507272 was reported as accurate.

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

Anonymous · April 18, 2015

Serial Number 508216 was reported as accurate.

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

Anonymous · September 7, 2013

Serial Number 508117 was reported as accurate.

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

Anonymous · May 18, 2013

Serial Number 508364 was reported as inaccurate.

Note: Should be a grade 940 lever set.
Changes since this report was submitted:
Grade changed from 999 to 940
Size changed from 16 to 18
Factory Model changed from 0 to 1
Adjusted # Positions changed from 6 to 5

Anonymous · May 3, 2013

Serial Number 508364 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Grade changed from 999 to 940
Size changed from 16 to 18
Factory Model changed from 0 to 1
Adjusted # Positions changed from 6 to 5

Anonymous · April 9, 2013

Serial Number 508364 was reported as inaccurate.

Note: #508364 is an 18s 940 17j adjusted (3 positions)
full plate watch, not a 999 Ball. Info. from
Hamilton ledgers at NAWCC.
Changes since this report was submitted:
Grade changed from 999 to 940
Size changed from 16 to 18
Factory Model changed from 0 to 1
Adjusted # Positions changed from 6 to 5

Anonymous · May 25, 2012

Serial Number 508675 was reported as inaccurate.

Note: Hamilton 940, 21 jewels, lever set, railroad
grade. Made in 1906, based on IHC185 list:
http://library.ihc185.com/catalogs/gelson/Image10.
jpg.
Changes since this report was submitted:
Grade changed from 999 to 940
Size changed from 16 to 18
Factory Model changed from 0 to 1
Railroad Grade changed from No to Yes
Plate changed from Unknown to Full
Hamilton Grade 940 Pocket Watch
Hamilton Grade 940 Pocket Watch