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: B241736 Question Mark
Grade: Official Standard Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1910 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 70 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: v52.517 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
3 (0.60%) Question Mark
Research Note: Corresponds to Waltham Serial run starting with #18,240,001

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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.


Anonymous · July 12, 2021

Serial Number B241814 was reported as accurate.

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

Anonymous · May 1, 2021

Serial Number B242163 was reported as accurate.

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

Anonymous · March 14, 2020

Serial Number B241814 was reported as inaccurate.

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

Anonymous · February 29, 2020

Serial Number B241814 was reported as accurate.

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

Anonymous · January 14, 2020

Serial Number B242163 was reported as inaccurate.

Note: my Movement Nr. B 242163 - 17 Jewels. Ist no
Waltham Ball, ist Hamilton Nr. 999.
Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · November 12, 2019

Serial Number B242071 was reported as inaccurate.

Note: Marked as 17 jewels
Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · October 6, 2019

Serial Number B242163 was reported as accurate.

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

Anonymous · September 28, 2019

Serial Number B242163 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · August 28, 2019

Serial Number B242071 was reported as inaccurate.

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

bubba70 543 · June 14, 2019

Serial Number B242114 was reported as accurate.

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

bubba70 543 · June 11, 2019

Serial Number B242168 was reported as accurate.

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

bubba70 543 · June 6, 2019

Serial Number B242114 was reported as accurate.

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

aconner 63 · May 13, 2019

Serial Number B242168 was reported as inaccurate.

Note: The movement is actually 17 Jewels and it is
marked so. Everything else is correct.
Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · April 16, 2019

Serial Number B242168 was reported as accurate.

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

Anonymous · April 15, 2019

Serial Number B242071 was reported as inaccurate.

Note: Movement B242071 marked 17 Jewel.
Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · December 27, 2017

Serial Number B241736 was reported as inaccurate.

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

Anonymous · June 24, 2017

Serial Number B242086 was reported as inaccurate.

Note: Movement B242086 ist stamped "17 Jewels"
Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · April 27, 2017

Serial Number B242086 was reported as inaccurate.

Note: B202486 IS AN 17 JEWEL WATCH
Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · March 30, 2016

Serial Number B241818 was reported as accurate.

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

Anonymous · February 9, 2015

Serial Number B241772 was reported as inaccurate.

Note: Mine has 17 jewels
Changes since this report was submitted:
Jewels changed from 21j to 17j

Anonymous · March 12, 2014

Serial Number B241736 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Jewels changed from 21j to 17j
Plate changed from Unknown to 3/4