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: B264176 Question Mark
Grade: Official Standard Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1918 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 84 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
Adjusted
5 Positions
Sapphire Pallets
Trade Mark
Pat.Nov.17.96
Case: Various Question Mark
Database Version: v52.526 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
5 (0.50%) Question Mark
Research Note: #B263482: 21j; Corresponds to Waltham Serial run starting with #22,263,401

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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 · August 25, 2021

Serial Number B264295 was reported as accurate.

locoengr Supporter 27 · October 14, 2020

Serial Number B264234 was reported as accurate.

locoengr Supporter 27 · October 5, 2019

Serial Number B264234 was reported as accurate.

locoengr Supporter 27 · September 10, 2019

Serial Number B264234 was reported as accurate.

locoengr Supporter 27 · September 10, 2019

Serial Number B264234 was reported as accurate.

texnet 684 · August 10, 2019

Serial Number B263482 was reported as accurate.

Anonymous · July 19, 2019

Serial Number B263482 was reported as accurate.

Anonymous · July 15, 2019

Serial Number B263482 was reported as accurate.

Anonymous · March 11, 2019

Serial Number B263661 was reported as accurate.

WLBelkriver33 804 · March 3, 2019

Serial Number B263661 was reported as accurate.

WLBelkriver33 804 · March 2, 2019

Serial Number B263661 was reported as accurate.

Anonymous · August 15, 2018

Serial Number B264189 was reported as accurate.

jaspurlock2012 Supporter 125 · June 24, 2018

Serial Number B264171 was reported as accurate.

Anonymous · January 26, 2017

Serial Number B264342 was reported as accurate.

Anonymous · June 18, 2016

Serial Number B264051 was reported as accurate.

Anonymous · March 19, 2016

Serial Number B263741 was reported as accurate.

Sabrejet 14 · February 8, 2016

Serial Number B263741 was reported as accurate.

Anonymous · February 4, 2016

Serial Number B263741 was reported as accurate.

Anonymous · February 3, 2016

Serial Number B263741 was reported as accurate.

Anonymous · August 24, 2015

Serial Number B263655 was reported as accurate.

Anonymous · August 23, 2015

Serial Number B263655 was reported as accurate.

Anonymous · October 19, 2014

Serial Number B264005 was reported as accurate.

Anonymous · October 19, 2014

Serial Number B264005 was reported as accurate.

Anonymous · September 13, 2014

Serial Number B264005 was reported as accurate.

Anonymous · January 22, 2014

Serial Number B264310 was reported as accurate.