Pocket Watch Database
From the American Horology Archive:


Hamilton Watch Co.
Grade: 940
Some Marked "940 Special" and Gold-Flashed
Manufacturer: | Hamilton | ![]() |
Manufacturer Location: | Lancaster, Pennsylvania | ![]() |
Movement Serial Number: | 512114 | ![]() |
Grade: | 940 | ![]() |
Model: | 1 | ![]() |
Estimated Production Year: | 1906 | ![]() |
Run Quantity: | 5,300 | ![]() |
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 | ![]() |
Dial Feet Locations: | 2.6, 18.0, 38.2 | ![]() |
U.S. Patents: | 832672, 427072 | ![]() |
Data Research: |
1953 Hamilton Serial List |
![]() |
Help Us Help Others By Improving the Database:
Does this information describe your movement accurately?
Data Verification Reports
Anonymous · January 5, 2021
Serial Number 513807 was reported as accurate.
saeiou 4 · January 3, 2021
Serial Number 512256 was reported as accurate.
Anonymous · December 6, 2020
Serial Number 514160 was reported as accurate.
Anonymous · November 13, 2020
Serial Number 514264 was reported as accurate.
Anonymous · September 25, 2020
Serial Number 514288 was reported as accurate.
Anonymous · July 20, 2020
Serial Number 516695 was reported as accurate.
Anonymous · June 9, 2020
Serial Number 516866 was reported as accurate.
pgriff 5 · February 14, 2020
Serial Number 514636 was reported as accurate.
pgriff 5 · February 14, 2020
Serial Number 514636 was reported as accurate.
czechmauseritis 43 · January 7, 2019
Serial Number 513170 was reported as accurate.
v3ngence 32 · November 24, 2018
Serial Number 514266 was reported as accurate.
nostunk 15 · September 19, 2018
Serial Number 516377 was reported as accurate.
jcammaro 68 · March 31, 2018
Serial Number 512083 was reported as accurate.
jcammaro 68 · March 30, 2018
Serial Number 512083 was reported as accurate.
cgell57749 14 · October 16, 2017
Serial Number 513677 was reported as accurate.
cgell57749 14 · October 8, 2017
Serial Number 513677 was reported as accurate.
jimnelson915 63 · June 10, 2017
Serial Number 513999 was reported as accurate.
Hogits 11 · May 12, 2017
Serial Number 515297 was reported as accurate.
nightstalker638 40 · November 28, 2016
Serial Number 514413 was reported as accurate.
sanjosetom 301 · February 26, 2016
Serial Number 511764 was reported as accurate.
Anonymous · August 29, 2015
Serial Number 516425 was reported as inaccurate.
two-tone with gold-plated screws and gold trim.
usnpt109 22 · August 18, 2015
Serial Number 513037 was reported as inaccurate.
Anonymous · September 17, 2014
Serial Number 515075 was reported as inaccurate.
jdeck5 1 · January 28, 2014
Serial Number 516233 was reported as inaccurate.
RMoses1158 39 · January 11, 2014
Serial Number 516446 was reported as accurate.
RMoses1158 39 · January 11, 2014
Serial Number 516446 was reported as accurate.
Anonymous · December 28, 2013
Serial Number 515798 was reported as inaccurate.
Bobbishellpin 1 · October 15, 2013
Serial Number 512223 was reported as accurate.


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