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
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 577687
Grade: 940
Model: 1
Estimated Production Year: 1908
Run Quantity: 1,800
Grade/Model Run: 85 of 121
Grade/Model Total Production: 210,596
Size: 18s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Damaskeened
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Barrel: Going
Regulator: Goldthwait
Hairspring: Breguet
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Railroad Grade Classification: Class A
Dial Feet Locations: 2.6, 18.0, 38.2
U.S. Patents: 832672, 427072
Case: Various
Run ID: 1038.940G85.18S587.181M367.O617.L664.21J273
Data Research: 1953 Hamilton Serial List
Database Version: v52.304
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
634.05
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
278.20
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.976%
Registry Population: 34 (1.89%)
$ Estimated Value (12 Month Change): -1.96% Analyzing 2,353 Sales
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.


Anonymous · August 26, 2023

Serial Number 577843 was reported as accurate.

Anonymous · April 6, 2023

Serial Number 577348 was reported as accurate.

avpalermo Supporter 573 · December 31, 2022

Serial Number 577398 was reported as accurate.

Anonymous · July 24, 2022

Serial Number 577852 was reported as accurate.

Anonymous · May 8, 2022

Serial Number 577024 was reported as accurate.

Anonymous · November 14, 2021

Serial Number 577560 was reported as accurate.

jacastros 3 · February 27, 2021

Serial Number 577716 was reported as accurate.

Anonymous · January 27, 2021

Serial Number 576800 was reported as accurate.

Anonymous · June 29, 2020

Serial Number 577952 was reported as accurate.

Anonymous · June 22, 2020

Serial Number 577952 was reported as accurate.

Anonymous · February 26, 2020

Serial Number 577508 was reported as accurate.

Anonymous · January 12, 2020

Serial Number 576355 was reported as accurate.

Anonymous · November 28, 2019

Serial Number 577878 was reported as accurate.

Anonymous · March 7, 2019

Serial Number 576817 was reported as accurate.

Anonymous · June 5, 2018

Serial Number 577095 was reported as accurate.

Deere51 102 · January 30, 2018

Serial Number 577279 was reported as accurate.

fixmenow 31 · November 22, 2017

Serial Number 576588 was reported as accurate.

Anonymous · July 29, 2017

Serial Number 577852 was reported as accurate.

Anonymous · January 8, 2017

Serial Number 577843 was reported as accurate.

Watching 41 · May 21, 2016

Serial Number 576934 was reported as accurate.

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

Anonymous · March 2, 2016

Serial Number 577804 was reported as accurate.

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

Anonymous · February 17, 2016

Serial Number 577248 was reported as accurate.

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

Anonymous · July 1, 2013

Serial Number 576913 was reported as accurate.

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

Anonymous · October 2, 2012

Serial Number 577539 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Double Roller changed from No to Yes
Plate changed from Unknown to Full

Anonymous · May 26, 2012

Serial Number 576504 was reported as accurate.

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

Anonymous · May 19, 2012

Serial Number 576504 was reported as accurate.

Changes since this report was submitted:
Double Roller changed from No to Yes
Hamilton Grade 940 Pocket Watch
Hamilton Grade 940 Pocket Watch