Pocket Watch Database

From the American Horology Archive:
Hamilton Grade 946 Pocket Watch Movement

Hamilton Watch Co.

Grade: 946

Manufacturer: Hamilton
Manufacturer Location: Lancaster, Pennsylvania
Movement Serial Number: 471510
Grade: 946
Model: 1
Estimated Production Year: 1908
Run Quantity: 1,000
Total Production: 10,692
Size: 18s
Jewels: 23j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Barrel: Patent Motor
Regulator: Goldthwait
Hairspring: Breguet
Pallet Jewel Material: Sapphire
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
Database Version: v46.977

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Data Verification Reports

471001
Verification Serial Map
472000

jamiej 57 · February 25, 2021

Serial Number 471016 was reported as accurate.

Anonymous · January 29, 2021

Serial Number 471494 was reported as accurate.

Anonymous · October 15, 2020

Serial Number 471040 was reported as accurate.

Anonymous · February 25, 2020

Serial Number 471163 was reported as accurate.

cranemaker Supporter 29 · December 22, 2019

Serial Number 471925 was reported as accurate.

Anonymous · November 24, 2019

Serial Number 471338 was reported as accurate.

Masonlei 1 · April 26, 2018

Serial Number 471791 was reported as accurate.

Anonymous · March 7, 2018

Serial Number 471860 was reported as accurate.

51Cards 19 · January 23, 2018

Serial Number 471638 was reported as accurate.

von1943 357 · January 15, 2018

Serial Number 471638 was reported as accurate.

von1943 357 · January 15, 2018

Serial Number 471638 was reported as accurate.

von1943 357 · January 15, 2018

Serial Number 471638 was reported as accurate.

dholaday 1 · June 5, 2017

Serial Number 471522 was reported as accurate.

Anonymous · January 4, 2017

Serial Number 471582 was reported as accurate.

krok44 22 · December 19, 2016

Serial Number 471719 was reported as accurate.

Anonymous · July 18, 2016

Serial Number 471962 was reported as accurate.

Anonymous · April 9, 2016

Serial Number 471496 was reported as accurate.

Anonymous · January 18, 2016

Serial Number 471672 was reported as accurate.

Anonymous · September 27, 2015

Serial Number 471596 was reported as accurate.

Anonymous · August 8, 2015

Serial Number 471133 was reported as accurate.

Anonymous · March 23, 2015

Serial Number 471092 was reported as accurate.

Anonymous · July 27, 2014

Serial Number 471110 was reported as accurate.

Anonymous · June 25, 2014

Serial Number 0471332 was reported as accurate.

Anonymous · September 21, 2013

Serial Number 471586 was reported as accurate.

Anonymous · June 27, 2013

Serial Number 471105 was reported as accurate.

Anonymous · April 23, 2013

Serial Number 471612 was reported as accurate.

Anonymous · March 11, 2013

Serial Number 471850 was reported as accurate.

Anonymous · April 6, 2012

Serial Number 471667 was reported as accurate.

Hamilton Grade 946 Pocket Watch Movement