Pocket Watch Database

From the American Horology Archive:

Ball - Waltham

Grade: Official Standard

Manufacturer: Ball - Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: B219503
Grade: Official Standard
Model: 1899
Estimated Production Year: 1907
Run Quantity: 100
Grade/Model Run: 42 of 107
Grade/Model Total Production: 71,861
Size: 16s
Jewels: 17j
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Circular
Movement Setting: Lever
Plate: 3/4 Plate
Regulator: Reed
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Railroad Grade Classification: Class A
U.S. Patents: D32330
Case: Various
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
212.76
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,381.31
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
75.276%
Registry Population: 2 (2.00%)
Research Note: Corresponds to Waltham Serial run starting with #13,218,601

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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.


Anonymous · December 18, 2021

Serial Number B219503 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 19j to 17j

Anonymous · October 4, 2021

Serial Number B219503 was reported as inaccurate.

Note: My movement is 17J --- fredhansen7 *****@gmail.com
Changes since this report was submitted:
Jewels changed from 19j to 17j

Railroadwatchcompany 5 · May 2, 2019

Serial Number B219585 was reported as inaccurate.

Note: The movement is marked 17 Jewels
Changes since this report was submitted:
Jewels changed from 19j to 17j

WLBelkriver33 804 · March 30, 2019

Serial Number B219544 was reported as inaccurate.

Note: 17 jewels.
Changes since this report was submitted:
Jewels changed from 19j to 17j