Pocket Watch Database

From the American Horology Archive:

Ball - Waltham

Grade: Official Standard

Manufacturer: Ball - Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: B219028 Question Mark
Grade: Official Standard Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1907 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 41 of 107 Question Mark
Grade/Model Total Production: 71,861 Question Mark
Size: 16s Question Mark
Jewels: 17j Question Mark
Jewel Setting: Gold Settings (Screw-Set) 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
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: Yes Question Mark
Railroad Grade Classification: Class A Question Mark
U.S. Patents: D32330 Question Mark
Case: Various Question Mark
Database Version: v52.612 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
213.95 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,381.31 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
75.276% Question Mark
Registry Population:
Scoped for This Run Only
4 (0.80%) Question Mark
Research Note: Corresponds to Waltham Serial run starting with #13,218,601

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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.


Davidburnett47 9 · March 30, 2022

Serial Number B219216 was reported as accurate.

TheTarrMan 20 · January 8, 2022

Serial Number B219222 was reported as accurate.

TheTarrMan 20 · January 8, 2022

Serial Number B219222 was reported as accurate.

Anonymous · January 4, 2022

Serial Number B219222 was reported as accurate.

DaveReid 52 · August 24, 2021

Serial Number B219196 was reported as accurate.

steve288 264 · April 1, 2021

Serial Number B219196 was reported as inaccurate.

Note: b219196 is a 17 jewel

Anonymous · March 3, 2021

Serial Number B219308 was reported as accurate.

Anonymous · December 20, 2020

Serial Number B219236 was reported as accurate.

steve288 264 · August 10, 2020

Serial Number B219196 was reported as accurate.

Anonymous · April 24, 2019

Serial Number B219467 was reported as accurate.

WLBelkriver33 804 · December 2, 2018

Serial Number B219468 was reported as accurate.

Anonymous · November 23, 2018

Serial Number B219468 was reported as accurate.

Anonymous · March 12, 2018

Serial Number B219483 was reported as accurate.

Joerealtor 74 · February 16, 2018

Serial Number B219468 was reported as accurate.

Anonymous · December 9, 2016

Serial Number B219283 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · December 9, 2016

Serial Number B219283 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · December 6, 2016

Serial Number B219283 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 17j

wndswept 202 · November 21, 2016

Serial Number B219286 was reported as inaccurate.

Note: 17 jewel stamped
Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · January 14, 2014

Serial Number B219236 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · December 31, 2013

Serial Number B219257 was reported as inaccurate.

Note: Movement is labelled 17 jewels. Adjusted 5
positions. Patent Info on movement
:"Pat.Nov.17.96."
Changes since this report was submitted:
Jewels changed from 21j to 17j
Plate changed from Unknown to 3/4

Timeswept2 92 · November 2, 2013

Serial Number B219189 was reported as inaccurate.

Note: 17 Jewels
Changes since this report was submitted:
Jewels changed from 21j to 17j
Plate changed from Unknown to 3/4

Timeswept2 92 · October 18, 2013

Serial Number B219186 was reported as inaccurate.

Note: Jewels: 17
Changes since this report was submitted:
Jewels changed from 21j to 17j
Plate changed from Unknown to 3/4