Pocket Watch Database

Movement Specs Production Population Registry 7 Value For Sale Save to My Collection Print Page
Save to My Collection Print Page
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/ball-hamilton/B644242
Access Date: April 18, 2024
From the American Horology Archive:
Ball - Hamilton

Grade: 999P

Manufacturer: Ball - Hamilton
Movement Serial Number: B644242
Grade: 999P
Model: 1
Estimated Production Year: 1937
Run Quantity: 2,000
Grade/Model Run: 12 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: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 121.33
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: 7 (0.35%)
Research Note: Hamilton Hairspring Stud
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Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 7 watches in the population registry for this run with 5 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 520 · 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 292 · 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 18 · June 16, 2013

Serial Number B644035 was reported as accurate.