Pocket Watch Database

From the American Horology Archive:

Ball - Waltham

Grade: Official Standard

Manufacturer: Ball - Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: B200887
Grade: Official Standard
Model: 1899
Estimated Production Year: 1903
Run Quantity: 650
Grade/Model Run: 11 of 107
Grade/Model Total Production: 71,861
Size: 16s
Jewels: 19j
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.
19 Jewels
Adjusted
Sapphire Pallets
Trade Mark
Pat.Nov.17.96
Case: Various
Database Version: v52.221
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: 3 (0.46%)
Research Note: #B200887: Verified as Official Standard Marked "19 Jewels."; This run is not logically correlated with any known Waltham serial runs. It is possible the13200xxx run was backfilled with Ball production instead of what is reflected in company serial lists. This run precedes several Ball runs.; Corresponds to Waltham Serial run starting with #13,200,851

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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 · June 14, 2023

Serial Number B200882 was reported as inaccurate.

Note: This movement is marked "16 Jewels". Also the
setting for this movement is pendent setting.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Fatespiderman 5 · August 27, 2019

Serial Number B200913 was reported as accurate.

Changes since this report was submitted:
Grade changed from Commercial Standard to Official Standard
Jewels changed from 17j to 19j

kennyp 2 · April 11, 2019

Serial Number B200916 was reported as inaccurate.

Note: Movt Serial Number B200916 is marked 19 Jewels
Changes since this report was submitted:
Grade changed from Commercial Standard to Official Standard
Jewels changed from 17j to 19j

Anonymous · January 30, 2019

Serial Number B200933 was reported as inaccurate.

Note: B200933 is Commercial Standard 16 Jewels Pat.
Nov.17.96.
Changes since this report was submitted:
Grade changed from Commercial Standard to Official Standard
Jewels changed from 17j to 19j

Anonymous · January 23, 2019

Serial Number B200996 was reported as inaccurate.

Note: Movement stamped 19 jewels rather than 17 jewels
Changes since this report was submitted:
Grade changed from Commercial Standard to Official Standard
Jewels changed from 17j to 19j

LarryK321 1 · August 29, 2018

Serial Number B200887 was reported as inaccurate.

Note: This watch with the serial number B200887 in my
posession is marked 19 Jewels Official Standard
BLE Waltham Ball Pictures are in My
Collection.
Changes since this report was submitted:
Grade changed from Commercial Standard to Official Standard
Jewels changed from 17j to 19j

Anonymous · August 14, 2018

Serial Number B200887 was reported as inaccurate.

Note: 19j brotherhood of locomotive engineers
Changes since this report was submitted:
Grade changed from Commercial Standard to Official Standard
Jewels changed from 17j to 19j