Pocket Watch Database
https://pocketwatchdatabase.com/search/result/hamilton/342851
Access Date: March 20, 2023
From the American Horology Archive:


Hamilton Watch Co.
Grade: 992
Manufacturer: | Hamilton | ![]() |
Manufacturer Location: | Lancaster, Pennsylvania | ![]() |
Movement Serial Number: | 342851 | ![]() |
Grade: | 992 | ![]() |
Model: | 1 | ![]() |
Estimated Production Year: | 1906 | ![]() |
Run Quantity: | 700 | ![]() |
Grade/Model Total Production: | 98,400 | ![]() |
Size: | 16s | ![]() |
Jewels: | 21j | ![]() |
Jewel Material: | Ruby & Sapphire | ![]() |
Jewel Setting: | Gold Settings (Screw-Set) | ![]() |
Movement Configuration: | Openface | ![]() |
Movement Finish: | Nickel | ![]() |
Finish Pattern: | 1st Pattern | ![]() |
Movement Setting: | Lever or Pendant | ![]() |
Plate: | 3/4 Plate | ![]() |
Barrel: | Going | ![]() |
Center Wheel Material: | Gold | ![]() |
Regulator: | Reed | ![]() |
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 | ![]() |
Adjustment Tolerance: | DUvDD: +/- 6 sec.; 5Pv: +/- 10 sec.; Total Average: +3-6 sec. per day; Temperature: +/- 6 Seconds | ![]() |
Railroad Grade: | Yes | ![]() |
Dial Feet Locations: | 7.6, 21.8, 38.0, 50.5
Hamilton 16s Dial Feet Research | ![]() |
Data Research: |
1953 Hamilton Serial List |
![]() |
Case: | Various | ![]() |
Database Version: | v50.306 | ![]() |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 289.42 | ![]() |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 129.99 | ![]() |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.910% | ![]() |
Registry Population: | 14 (2.00%) | ![]() |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
1 | 342389 | #89 | Marketplace | December 24, 2017 | |
2 | 342425 | #125 | Collection | April 14, 2013 | |
3 |
![]() Image Credit: philseee |
342466 | #166 | Collection | March 28, 2021 |
4 | 342503 | #203 | Marketplace | March 13, 2016 | |
5 | 342605 | #305 | Inferred | ||
6 |
![]() Image Credit: Kevina7815 |
342634 | #334 | Collection | December 22, 2022 |
7 | 342644 | #344 | Inferred | ||
8 | 342748 | #448 | Inferred | ||
9 | 342803 | #503 | Marketplace | June 08, 2014 | |
10 | 342840 | #540 | Collection | October 21, 2017 | |
11 |
![]() Image Credit: billreid |
342851 | #551 | Collection | March 18, 2023 |
12 | 342887 | #587 | Marketplace | May 04, 2015 | |
13 | 342908 | #608 | Collection | November 26, 2017 | |
14 | 342952 | #652 | Marketplace | March 18, 2015 | |
Standard Deviation of Known Examples: 191.75 (Expected: 202.22, Δ10.47/1.50%) |
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.
billreid 125 · March 18, 2023
Serial Number 342851 was reported as accurate.
billreid 125 · March 18, 2023
Serial Number 342851 was reported as accurate.
Stevanio 19 · November 3, 2020
Serial Number 342458 was reported as accurate.
waltham1833 71 · April 3, 2020
Serial Number 342894 was reported as accurate.
Anonymous · July 1, 2017
Serial Number 342879 was reported as inaccurate.
Anonymous · July 20, 2015
Serial Number 342887 was reported as inaccurate.
Anonymous · September 15, 2014
Serial Number 342425 was reported as inaccurate.
Anonymous · September 13, 2014
Serial Number 342644 was reported as inaccurate.
Anonymous · July 26, 2014
Serial Number 342803 was reported as inaccurate.


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