Pocket Watch Database
https://pocketwatchdatabase.com/search/result/ball-hamilton/B644242
Access Date: May 10, 2025
From the American Horology Archive:
Ball - Hamilton
Grade: 999P
| Manufacturer: | Ball - Hamilton |
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| Movement Serial Number: | B644242 |
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| Grade: | 999P |
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| Model: | 1 |
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| Estimated Production Year: | Login to View |
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| Run Quantity: | Login to View |
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| Grade/Model Run: | Login to View |
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| Grade/Model Total Production: | Login to View |
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| Size: | 16s |
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| Jewels: | 21j |
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| Movement Configuration: | Openface |
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| Movement Finish: | Nickel |
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| Finish Pattern: | Login to View |
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| Movement Setting: | Lever |
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| Plate: | 3/4 Plate |
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| Barrel: | Going |
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| Adjusted: | Login to View |
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| Adjusted # of Positions: | Login to View |
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| Adjusted to Temperature: | Login to View |
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| Railroad Grade: | Login to View |
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| U.S. Patents: | Login to View |
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| Movement Markings: | Login to View | |
| Case: | Various | |
| Database Version: | v52.645 | |
| Advanced Metrics | ||
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Members Only Data.
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| Registry Population: Scoped for This Run Only | 9 (0.45%) | |
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Research Note: Hamilton Hairspring Stud
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11 Additional Member-Only Data Points Available
The following information is unlocked with a free account:
Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Finish Pattern, Adjustments, Positional Adjustments, Temperature Adjustments, Railroad Grade Designation, U.S. Patents, Movement Markings
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
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There are 9 watches in the population registry for this run with 7 images.
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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.
cjbrem Supporter 1073 · July 29, 2023
Serial Number B644441 was reported as accurate.
Anonymous · March 15, 2022
Serial Number B645086 was reported as accurate.
Anonymous · February 1, 2022
Serial Number B645245 was reported as accurate.
Anonymous · August 9, 2021
Serial Number B644803 was reported as accurate.
Anonymous · April 12, 2021
Serial Number B645705 was reported as accurate.
Anonymous · March 5, 2021
Serial Number B644047 was reported as accurate.
Anonymous · January 11, 2021
Serial Number B645505 was reported as accurate.
Anonymous · December 19, 2020
Serial Number B644511 was reported as accurate.
Anonymous · May 30, 2020
Serial Number B645263 was reported as accurate.
Anonymous · March 14, 2020
Serial Number B644367 was reported as accurate.
Anonymous · January 3, 2020
Serial Number B645654 was reported as accurate.
Anonymous · December 28, 2019
Serial Number B644436 was reported as accurate.
Anonymous · October 28, 2019
Serial Number B645534 was reported as accurate.
Anonymous · October 28, 2019
Serial Number B645500 was reported as accurate.
Anonymous · June 16, 2019
Serial Number B644669 was reported as accurate.
Anonymous · April 10, 2019
Serial Number B644869 was reported as accurate.
Anonymous · March 14, 2019
Serial Number B644658 was reported as accurate.
Anonymous · February 8, 2019
Serial Number B644397 was reported as accurate.
Anonymous · September 23, 2018
Serial Number B644953 was reported as accurate.
Anonymous · September 18, 2018
Serial Number B644953 was reported as accurate.
Anonymous · October 8, 2017
Serial Number B645392 was reported as accurate.
Anonymous · May 24, 2017
Serial Number B645376 was reported as accurate.
Gasperoff Supporter 727 · September 9, 2016
Serial Number B645579 was reported as accurate.
Gasperoff Supporter 727 · September 9, 2016
Serial Number B645579 was reported as accurate.
Anonymous · August 7, 2016
Serial Number B645614 was reported as accurate.
Anonymous · July 23, 2016
Serial Number B644038 was reported as accurate.
Anonymous · June 13, 2016
Serial Number B644977 was reported as accurate.
Anonymous · June 8, 2016
Serial Number B644977 was reported as accurate.
Anonymous · May 23, 2016
Serial Number B644639 was reported as accurate.
Anonymous · May 8, 2016
Serial Number B644038 was reported as accurate.
Anonymous · December 28, 2015
Serial Number B645087 was reported as accurate.
Anonymous · July 11, 2015
Serial Number B644292 was reported as accurate.
Richantiques 10 · October 29, 2014
Serial Number B644205 was reported as accurate.
Anonymous · August 4, 2014
Serial Number B644875 was reported as accurate.
Mobilaero Top Contributor Supporter 308 · April 12, 2014
Serial Number B644242 was reported as accurate.
Anonymous · March 30, 2014
Serial Number B645687 was reported as accurate.
Anonymous · December 3, 2013
Serial Number B644770 was reported as accurate.
Anonymous · December 3, 2013
Serial Number B644770 was reported as accurate.
captnemo101 Supporter 19 · June 16, 2013
Serial Number B644035 was reported as accurate.
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