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: 437534
Grade: 940
Model: 1
Estimated Production Year: 1905
Run Quantity: 2,500
Grade/Model Run: 57 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
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
Data Research: 1953 Hamilton Serial List
Case: Various
Run ID: 925.940G57.18S474.181M264.O514.L551.21J235
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
630.54
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: 53 (2.12%)
$ Estimated Value (12 Month Change): 2.06% Analyzing 2,336 Sales
Research Note: #436287: Verified featuring a special gilt-damaskeened ("gold-flashed") finish. #436381: Verified featuring a special two-tone finish., Gilt Lettering

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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.


DakotaJoe 1 · October 13, 2023

Serial Number 436912 was reported as accurate.

Anonymous · September 1, 2023

Serial Number 437877 was reported as accurate.

Anonymous · August 10, 2021

Serial Number 437771 was reported as accurate.

Anonymous · July 13, 2021

Serial Number 437771 was reported as accurate.

Anonymous · March 13, 2021

Serial Number 437044 was reported as accurate.

Anonymous · January 27, 2021

Serial Number 436400 was reported as inaccurate.

Note: This one is a two-tone movement.

Mobilaero Top Contributor Supporter 291 · January 22, 2021

Serial Number 436381 was reported as inaccurate.

Note: Hi,
The Hamilton 940 ser. no. 436381 has a tu-tone
gold finish along with a special damaskeen
pattern. Hamilton's ledgers show it finished
9/5/1904 sold 11/06/1904 to Local Lancaster Pa.
jeweler.
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

Anonymous · October 24, 2020

Serial Number 436619 was reported as accurate.

Anonymous · October 6, 2020

Serial Number 436619 was reported as accurate.

Harlton Supporter 98 · January 29, 2020

Serial Number 436811 was reported as accurate.

Anonymous · January 9, 2020

Serial Number 437022 was reported as accurate.

Anonymous · December 13, 2019

Serial Number 437954 was reported as accurate.

Anonymous · October 22, 2019

Serial Number 436958 was reported as accurate.

Anonymous · July 8, 2019

Serial Number 437670 was reported as accurate.

Anonymous · June 11, 2019

Serial Number 436178 was reported as accurate.

avpalermo Supporter 568 · February 12, 2019

Serial Number 438023 was reported as accurate.

Anonymous · February 12, 2019

Serial Number 437025 was reported as accurate.

avpalermo Supporter 568 · February 7, 2019

Serial Number 438023 was reported as accurate.

Anonymous · December 31, 2018

Serial Number 438304 was reported as accurate.

Wbridg10 111 · December 28, 2018

Serial Number 436287 was reported as accurate.

Wbridg10 111 · December 27, 2018

Serial Number 436287 was reported as accurate.

jacobwalls07 143 · December 9, 2018

Serial Number 436287 was reported as accurate.

Anonymous · December 8, 2018

Serial Number 437500 was reported as accurate.

Anonymous · June 17, 2018

Serial Number 437795 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · March 10, 2018

Serial Number 437894 was reported as accurate.

Anonymous · December 25, 2017

Serial Number 436869 was reported as accurate.

Gimparoo Supporter 703 · October 11, 2017

Serial Number 436346 was reported as accurate.

Anonymous · October 9, 2017

Serial Number 436346 was reported as accurate.

Gimparoo Supporter 703 · September 26, 2017

Serial Number 436352 was reported as accurate.

ElvisTcB 14 · September 14, 2017

Serial Number 436352 was reported as accurate.

Anonymous · August 14, 2017

Serial Number 436251 was reported as accurate.

rock862 242 · May 10, 2017

Serial Number 436204 was reported as inaccurate.

Note: Movement is tutone!
Curator Response: Thanks for submitting this information. Please upload a photo to your collection so we can take a closer look.

johnwebrown 10 · April 20, 2017

Serial Number 436154 was reported as accurate.

Anonymous · January 1, 2017

Serial Number 437326 was reported as accurate.

dfchong 837 · December 25, 2016

Serial Number 437326 was reported as accurate.

21Rracing 1 · May 29, 2016

Serial Number 437473 was reported as accurate.

ccnumis 145 · April 14, 2016

Serial Number 438460 was reported as accurate.

Anonymous · January 13, 2016

Serial Number 437414 was reported as accurate.

Anonymous · December 23, 2015

Serial Number 437036 was reported as accurate.

Anonymous · October 24, 2015

Serial Number 437641 was reported as accurate.

Anonymous · October 15, 2015

Serial Number 437454 was reported as accurate.

Anonymous · October 9, 2015

Serial Number 436471 was reported as accurate.

Anonymous · September 6, 2015

Serial Number 437741 was reported as accurate.

Anonymous · July 26, 2015

Serial Number 437294 was reported as accurate.

Anonymous · November 21, 2014

Serial Number 436740 was reported as accurate.

Anonymous · November 1, 2014

Serial Number 436587 was reported as accurate.

Anonymous · July 20, 2014

Serial Number 436366 was reported as inaccurate.

No further details were submitted with the report.

toysandcoinsj 4 · April 2, 2014

Serial Number 438226 was reported as accurate.

Anonymous · September 17, 2013

Serial Number 437534 was reported as accurate.

Anonymous · May 6, 2013

Serial Number 437861 was reported as inaccurate.

Note: Plate: Full
Changes since this report was submitted:
Plate changed from Unknown to Full
Hamilton Grade 940 Pocket Watch
Hamilton Grade 940 Pocket Watch