Pocket Watch Database

Movement Specs Production Population Registry 1 Value For Sale Save to My Collection Print Page
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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/ball-waltham/B207341
Access Date: April 28, 2024
From the American Horology Archive:
Ball - Waltham

Grade: Official Standard

Manufacturer: Ball - Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: B207341
Grade: Official Standard
Model: 1899
Estimated Production Year: 1905
Run Quantity: 100
Grade/Model Total Production: 71,861
Size: 16s
Jewels: 21j
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: D26267, D32330
Movement Markings: Official RR Standard
Ball Watch Co.
Cleveland, O.
21 Jewels
Adjusted
Sapphire Pallets
Trade Mark
Pat.Nov.17.96
Case: Various
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 213.95
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: 1 (1.00%)
Research Note: Corresponds to Waltham Serial run starting with #13,207,301
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Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There is 1 watch in the population registry for this run with 1 image.
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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.

billreid 141 · September 3, 2023

Serial Number B207341 was reported as inaccurate.

Note: Currently listed on eBay as a 17j but the pic
posted with this serial # is a 21j RR std.

https://www.ebay.com/itm/334997645986
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Grade changed from Commercial Standard to Official Standard
Jewels changed from 17j to 21j

RJLBSTL 1 · January 5, 2020

Serial Number B207371 was reported as accurate.

Anonymous · February 11, 2016

Serial Number B207394 was reported as inaccurate.

Note: 21j
Changes since this report was submitted:
Jewels changed from 19j to 21j

eparso 59 · June 28, 2013

Serial Number B207398 was reported as inaccurate.

Note: adjusted to 5 positions
Changes since this report was submitted:
Jewels changed from 19j to 21j
Plate changed from Unknown to 3/4