Pocket Watch Database

From the American Horology Archive:

Ball - Waltham

Grade: Queen

Manufacturer: Ball - Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: B203709 Question Mark
Grade: Queen Question Mark
Model: 1900 Question Mark
Estimated Production Year: 1904 Question Mark
Run Quantity: 400 Question Mark
Grade/Model Run: 3 of 8 Question Mark
Grade/Model Total Production: 3,000 Question Mark
Size: 0s Question Mark
Jewels: 16j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Database Version: v52.516 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
4.81 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
27.29 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.695% Question Mark
Registry Population:
Scoped for This Run Only
1 (0.25%) Question Mark
Research Note: Corresponds to Waltham Serial run starting with #13,203,601

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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.


JerryT Waltham Expert Small Watch Expert 425 · May 12, 2021

Serial Number B203782 was reported as accurate.

Anonymous · November 7, 2016

Serial Number B203625 was reported as inaccurate.

Note: This number is a 0/19 QUEEN ball Waltham.
Changes since this report was submitted:
Grade changed from Unknown to Queen
Size changed from Unknown to 0

Anonymous · March 22, 2015

Serial Number B203937 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to Queen