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: B269151 Question Mark
Grade: Official Standard Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1920 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 89 of 107 Question Mark
Grade/Model Total Production: 71,861 Question Mark
Size: 16s Question Mark
Jewels: 21j 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.
21 Jewels [Plugged]
Adjusted
5 Positions
Sapphire Pallets
Trade Mark
Pat.Nov.17.96
Case: Various Question Mark
Database Version: v52.445 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: #B269151: 21j (Plugged); Corresponds to Waltham Serial run starting with #23,267,901

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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.


dfchong 837 · December 20, 2020

Serial Number B268798 was reported as accurate.

Anonymous · October 4, 2018

Serial Number B268981 was reported as accurate.

Anonymous · March 2, 2018

Serial Number B269029 was reported as accurate.

Anonymous · February 4, 2017

Serial Number B268878 was reported as accurate.

Anonymous · December 7, 2016

Serial Number B269008 was reported as accurate.

Anonymous · November 15, 2015

Serial Number B269008 was reported as accurate.

Anonymous · October 25, 2015

Serial Number B269003 was reported as accurate.

Anonymous · October 24, 2015

Serial Number B269003 was reported as accurate.

Anonymous · May 22, 2014

Serial Number B268738 was reported as accurate.

Chattflash 24 · February 14, 2014

Serial Number B268790 was reported as accurate.

Anonymous · January 26, 2014

Serial Number B269008 was reported as accurate.

Chattflash 24 · January 26, 2014

Serial Number B268790 was reported as accurate.

jakester1042 93 · January 24, 2014

Serial Number B269008 was reported as accurate.

Anonymous · November 16, 2013

Serial Number B268722 was reported as accurate.