Pocket Watch Database

From the American Horology Archive:

Ball - Waltham

Grade: Official Standard

Manufacturer: Ball - Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: B256196
Grade: Official Standard
Model: 1899
Estimated Production Year: 1912
Run Quantity: 1,600
Grade/Model Run: 76 of 107
Grade/Model Total Production: 71,861
Size: 16s
Jewels: 21j
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Circular
Movement Setting: Lever
Plate: 3/4 Plate
Regulator: Reed
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Railroad Grade Classification: Class A
U.S. Patents: D32330
Case: Various
Database Version: v52.338
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
213.95
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,381.31
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
75.276%
Registry Population: 5 (0.31%)
Research Note: Corresponds to Waltham Serial run starting with #18,254,901

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.


Ironworker78 1 · December 20, 2023

Serial Number B256170 was reported as accurate.

Anonymous · March 13, 2023

Serial Number B256436 was reported as accurate.

cjbrem Supporter 579 · October 21, 2022

Serial Number B255477 was reported as accurate.

Anonymous · April 27, 2022

Serial Number B255754 was reported as accurate.

2mnyboxers Supporter 399 · April 16, 2022

Serial Number B256249 was reported as accurate.

Anonymous · November 8, 2021

Serial Number B255355 was reported as accurate.

Anonymous · October 16, 2021

Serial Number B255752 was reported as accurate.

Anonymous · October 15, 2021

Serial Number B255666 was reported as accurate.

Anonymous · October 9, 2021

Serial Number B255565 was reported as accurate.

Anonymous · October 3, 2021

Serial Number B255899 was reported as accurate.

Anonymous · April 22, 2021

Serial Number B255934 was reported as accurate.

Anonymous · July 24, 2020

Serial Number B255028 was reported as accurate.

Anonymous · May 30, 2020

Serial Number B256407 was reported as accurate.

Anonymous · May 2, 2020

Serial Number B255732 was reported as accurate.

Anonymous · January 10, 2020

Serial Number B256024 was reported as accurate.

Anonymous · August 10, 2019

Serial Number B255355 was reported as accurate.

Stevejwaller 1 · August 3, 2019

Serial Number B255355 was reported as accurate.

Anonymous · December 19, 2018

Serial Number B255178 was reported as accurate.

Anonymous · May 7, 2018

Serial Number B256359 was reported as accurate.

ticker32 Supporter 88 · March 29, 2018

Serial Number B255696 was reported as accurate.

Anonymous · March 14, 2018

Serial Number B256462 was reported as accurate.

Anonymous · September 22, 2017

Serial Number B255176 was reported as accurate.

Anonymous · September 2, 2017

Serial Number B255629 was reported as accurate.

dfchong 837 · July 11, 2017

Serial Number B255712 was reported as accurate.

dfchong 837 · July 11, 2017

Serial Number B255712 was reported as accurate.

dfchong 837 · July 11, 2017

Serial Number B255712 was reported as accurate.

dfchong 837 · July 11, 2017

Serial Number B255712 was reported as accurate.

slwill1 1 · May 2, 2017

Serial Number B256478 was reported as accurate.

Anonymous · March 5, 2017

Serial Number B255586 was reported as accurate.

Anonymous · September 8, 2016

Serial Number B256359 was reported as accurate.

Anonymous · August 19, 2016

Serial Number B255850 was reported as accurate.

Anonymous · June 10, 2016

Serial Number B256018 was reported as accurate.

Anonymous · February 10, 2016

Serial Number B255419 was reported as accurate.

Anonymous · December 21, 2015

Serial Number B256345 was reported as accurate.

Anonymous · November 29, 2015

Serial Number B254926 was reported as accurate.

Anonymous · December 14, 2014

Serial Number B256056 was reported as accurate.

patsoldgoods 4 · January 29, 2014

Serial Number B255280 was reported as accurate.

Anonymous · October 7, 2013

Serial Number B255806 was reported as accurate.

wilste02 2 · July 18, 2013

Serial Number B256478 was reported as accurate.