Pocket Watch Database

From the American Horology Archive:

Ball - Hamilton

Grade: 999P

Manufacturer: Ball - Hamilton Question Mark
Movement Serial Number: B629953 Question Mark
Grade: 999P Question Mark
Model: 1 Question Mark
Estimated Production Year: 1927 Question Mark
Run Quantity: 6,000 Question Mark
Grade/Model Run: 6 of 15 Question Mark
Grade/Model Total Production: 40,300 Question Mark
Size: 16s Question Mark
Jewels: 21j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Circular Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Barrel: Going Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: Yes Question Mark
U.S. Patents: D32330 Question Mark
Movement Markings: Official Standard
Ball Watch Co.
Cleveland,O.
21 Jewels
Adjusted
5 Positions
Sapphire Pallets
Trade Mark
Case: Various Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
121.33 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
916.84 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
34.934% Question Mark
Registry Population:
Scoped for This Run Only
24 (0.40%) Question Mark
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.


ewened 25 · November 19, 2024

Serial Number B625593 was reported as accurate.

cjbrem Supporter 958 · November 4, 2024

Serial Number B629891 was reported as accurate.

ROYAFLORA 2 · September 25, 2024

Serial Number B627457 was reported as accurate.

cjbrem Supporter 958 · September 10, 2024

Serial Number B628919 was reported as accurate.

avpalermo Supporter 645 · August 13, 2024

Serial Number B625551 was reported as accurate.

Anonymous · July 24, 2024

Serial Number B626877 was reported as accurate.

jaspurlock2012 Supporter 125 · December 2, 2023

Serial Number B628353 was reported as accurate.

Anonymous · November 5, 2023

Serial Number B629045 was reported as accurate.

ChrisG Top Contributor Supporter 608 · August 31, 2023

Serial Number B629669 was reported as accurate.

Anonymous · August 20, 2023

Serial Number B626877 was reported as accurate.

Anonymous · February 27, 2023

Serial Number B627225 was reported as accurate.

avpalermo Supporter 645 · December 24, 2022

Serial Number B627168 was reported as accurate.

Anonymous · November 1, 2022

Serial Number B624654 was reported as accurate.

Anonymous · October 3, 2022

Serial Number B625452 was reported as accurate.

Anonymous · May 2, 2022

Serial Number B624382 was reported as accurate.

Anonymous · February 20, 2022

Serial Number B627592 was reported as accurate.

Anonymous · January 30, 2022

Serial Number B625333 was reported as accurate.

Anonymous · August 1, 2021

Serial Number B627696 was reported as accurate.

Anonymous · June 30, 2021

Serial Number B628293 was reported as accurate.

Anonymous · April 21, 2021

Serial Number B627696 was reported as accurate.

Anonymous · March 17, 2021

Serial Number B624831 was reported as accurate.

Anonymous · March 12, 2021

Serial Number B626793 was reported as accurate.

Anonymous · March 7, 2021

Serial Number B624813 was reported as accurate.

dar505 22 · January 31, 2021

Serial Number B625321 was reported as accurate.

Anonymous · January 17, 2021

Serial Number B626485 was reported as accurate.

avpalermo Supporter 645 · December 15, 2020

Serial Number B627837 was reported as accurate.

Anonymous · October 12, 2020

Serial Number B625742 was reported as accurate.

Anonymous · September 10, 2020

Serial Number B625367 was reported as accurate.

Anonymous · August 19, 2020

Serial Number B624248 was reported as accurate.

Anonymous · May 10, 2020

Serial Number B625097 was reported as accurate.

Anonymous · March 23, 2020

Serial Number B626448 was reported as accurate.

Anonymous · March 21, 2020

Serial Number B624075 was reported as accurate.

Anonymous · February 25, 2020

Serial Number B626793 was reported as accurate.

Anonymous · February 25, 2020

Serial Number B624831 was reported as accurate.

Anonymous · February 21, 2020

Serial Number B624831 was reported as accurate.

Anonymous · February 21, 2020

Serial Number B626793 was reported as accurate.

Anonymous · February 21, 2020

Serial Number B626448 was reported as accurate.

Anonymous · February 11, 2020

Serial Number B626877 was reported as accurate.

gezu111 64 · February 6, 2020

Serial Number B625665 was reported as accurate.

Anonymous · December 18, 2019

Serial Number B625280 was reported as accurate.

Anonymous · December 16, 2019

Serial Number B624267 was reported as accurate.

Anonymous · November 30, 2019

Serial Number B624010 was reported as accurate.

Anonymous · November 14, 2019

Serial Number B627309 was reported as accurate.

Anonymous · November 14, 2019

Serial Number B627309 was reported as accurate.

Anonymous · October 31, 2019

Serial Number B625561 was reported as accurate.

Anonymous · October 30, 2019

Serial Number B629953 was reported as accurate.

Anonymous · October 19, 2019

Serial Number B629588 was reported as accurate.

Anonymous · October 15, 2019

Serial Number B625039 was reported as accurate.

Anonymous · September 25, 2019

Serial Number B626877 was reported as accurate.

Anonymous · September 2, 2019

Serial Number B629751 was reported as accurate.