Pocket Watch Database

From the American Horology Archive:

Ball - Waltham

Grade: Commercial Standard

Manufacturer: Ball - Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: B215858 Question Mark
Grade: Commercial Standard Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1906 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 14 of 35 Question Mark
Grade/Model Total Production: 16,340 Question Mark
Size: 16s Question Mark
Jewels: 16j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Circular Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
U.S. Patents: D26267, D32330 Question Mark
Movement Markings: Commercial Standard
Ball Watch Co.
Cleveland, O.
16 Jewels
Trade Mark
Pat.Nov.17.96
Case: Various Question Mark
Database Version: v52.470 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
16.04 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
100.00 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
5.646% Question Mark
Registry Population:
Scoped for This Run Only
2 (0.40%) Question Mark
Research Note: #B215858: Not marked "Adjusted."; Corresponds to Waltham Serial run starting with #13,215,701

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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 26, 2022

Serial Number B215903 was reported as accurate.

Anonymous · November 9, 2021

Serial Number B215749 was reported as accurate.

Anonymous · February 15, 2020

Serial Number B216115 was reported as inaccurate.

Note: Pendant set
Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · April 16, 2019

Serial Number B215795 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Lever to Pendant

Anonymous · June 4, 2015

Serial Number B215891 was reported as inaccurate.

Note: 17j , pendant, NOT railroad grade
Changes since this report was submitted:
Movement Setting changed from Lever to Pendant
Plate changed from Unknown to 3/4

Anonymous · September 22, 2013

Serial Number B215845 was reported as inaccurate.

Note: PENDANT SET
Changes since this report was submitted:
Movement Setting changed from Lever to Pendant
Plate changed from Unknown to 3/4