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: B232420 Question Mark
Grade: Official Standard Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1909 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 60 of 107 Question Mark
Grade/Model Total Production: 71,861 Question Mark
Size: 16s Question Mark
Jewels: 19j 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: D26267, D32330 Question Mark
Movement Markings: Official RR Standard
Ball Watch Co.
Cleveland, O.
19 Jewels
Adjusted
5 Positions
Sapphire Pallets
Trade Mark
Pat.Nov.17.96
Case: Various Question Mark
Database Version: v52.469 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
2 (0.40%) Question Mark
Research Note: Corresponds to Waltham Serial run starting with #15,232,101

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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 · January 6, 2020

Serial Number B232563 was reported as accurate.

Anonymous · April 16, 2018

Serial Number B232457 was reported as accurate.

Anonymous · March 12, 2016

Serial Number B232367 was reported as accurate.

Oldcharlie23 2 · November 1, 2015

Serial Number B232433 was reported as accurate.

Anonymous · July 14, 2015

Serial Number B232125 was reported as accurate.

Anonymous · March 19, 2015

Serial Number B232587 was reported as accurate.

Anonymous · October 29, 2014

Serial Number B232503 was reported as inaccurate.

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

Anonymous · August 15, 2013

Serial Number B232433 was reported as accurate.

PawPaw 13 · August 8, 2013

Serial Number B232433 was reported as accurate.

ncplumber 150 · June 22, 2013

Serial Number B232263 was reported as accurate.