Pocket Watch Database

From the American Horology Archive:

Ball - Hamilton

Grade: 999P

Manufacturer: Ball - Hamilton
Movement Serial Number: B614807
Grade: 999P
Model: 1
Estimated Production Year: 1925
Run Quantity: 5,000
Grade/Model Run: 3 of 15
Grade/Model Total Production: 40,300
Size: 16s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Circular
Movement Setting: Lever
Plate: 3/4 Plate
Barrel: Going
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Railroad Grade: Yes
U.S. Patents: D32330
Movement Markings: Official Standard
Ball Watch Co.
Cleveland,O.
21 Jewels
Adjusted
5 Positions
Sapphire Pallets
Trade Mark
Case: Various
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
120.66
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
916.84
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
34.934%
Registry Population: 12 (0.24%)
Research Note: Hamilton Hairspring Stud

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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.


Anonymous · January 21, 2024

Serial Number B614841 was reported as accurate.

ChrisG Top Contributor Supporter 533 · December 24, 2023

Serial Number B612085 was reported as accurate.

ticker32 Supporter 84 · December 12, 2021

Serial Number B614324 was reported as accurate.

Anonymous · November 27, 2021

Serial Number B614909 was reported as accurate.

Anonymous · June 9, 2021

Serial Number B616823 was reported as accurate.

Anonymous · May 17, 2021

Serial Number B614848 was reported as accurate.

2mnyboxers Supporter 398 · April 30, 2021

Serial Number B614848 was reported as accurate.

avpalermo Supporter 568 · March 24, 2021

Serial Number B612040 was reported as accurate.

Anonymous · February 27, 2021

Serial Number B613390 was reported as accurate.

Anonymous · November 30, 2020

Serial Number B612620 was reported as accurate.

Anonymous · November 17, 2020

Serial Number B613750 was reported as accurate.

Anonymous · November 12, 2020

Serial Number B613083 was reported as accurate.

Roberthunigan 25 · November 7, 2020

Serial Number B613083 was reported as accurate.

Anonymous · September 13, 2020

Serial Number B613793 was reported as accurate.

Anonymous · August 14, 2020

Serial Number B614003 was reported as accurate.

Anonymous · July 18, 2020

Serial Number B616070 was reported as accurate.

KBean001 34 · May 28, 2020

Serial Number B613617 was reported as accurate.

KBean001 34 · May 28, 2020

Serial Number B613617 was reported as accurate.

Anonymous · May 13, 2020

Serial Number B615414 was reported as accurate.

Anonymous · April 27, 2020

Serial Number B616973 was reported as accurate.

Anonymous · April 15, 2020

Serial Number B612029 was reported as accurate.

Anonymous · April 15, 2020

Serial Number B612209 was reported as accurate.

Anonymous · April 2, 2020

Serial Number B614272 was reported as accurate.

Anonymous · March 9, 2020

Serial Number B616457 was reported as accurate.

Anonymous · March 7, 2020

Serial Number B612450 was reported as accurate.

Anonymous · February 13, 2020

Serial Number B614266 was reported as accurate.

Anonymous · January 21, 2020

Serial Number B616881 was reported as accurate.

Anonymous · November 28, 2019

Serial Number B615934 was reported as accurate.

Anonymous · November 21, 2019

Serial Number B612801 was reported as accurate.

Anonymous · November 11, 2019

Serial Number B612353 was reported as accurate.

Anonymous · October 31, 2019

Serial Number B614266 was reported as accurate.

Anonymous · October 13, 2019

Serial Number B614512 was reported as accurate.

Anonymous · October 8, 2019

Serial Number B616315 was reported as accurate.

Anonymous · October 1, 2019

Serial Number B616650 was reported as inaccurate.

No further details were submitted with the report.

Anonymous · August 20, 2019

Serial Number B614429 was reported as accurate.

Anonymous · August 18, 2019

Serial Number B614429 was reported as accurate.

Anonymous · May 4, 2019

Serial Number B616198 was reported as accurate.

Anonymous · April 24, 2019

Serial Number B613047 was reported as accurate.

Anonymous · March 14, 2019

Serial Number B614165 was reported as accurate.

Anonymous · January 24, 2019

Serial Number B614808 was reported as accurate.

Anonymous · January 5, 2019

Serial Number B613691 was reported as accurate.

Anonymous · December 16, 2018

Serial Number B614779 was reported as accurate.

esoxhunter Top Contributor Supporter 127 · December 10, 2018

Serial Number B616358 was reported as accurate.

Anonymous · December 2, 2018

Serial Number B614440 was reported as accurate.

Anonymous · November 24, 2018

Serial Number B616973 was reported as accurate.

Locomotive70 2 · November 11, 2018

Serial Number B615531 was reported as accurate.

Anonymous · November 11, 2018

Serial Number B615531 was reported as accurate.

Anonymous · October 11, 2018

Serial Number B615050 was reported as accurate.

Anonymous · September 9, 2018

Serial Number B616901 was reported as accurate.

Anonymous · May 22, 2018

Serial Number B616302 was reported as accurate.