Pocket Watch Database

From the American Horology Archive:

Ball - Waltham

Grade: Official Standard

Manufacturer: Ball - Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: B215484
Grade: Official Standard
Model: 1899
Estimated Production Year: 1905
Run Quantity: 500
Grade/Model Run: 32 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: D26267, D32330
Movement Markings: Official RR Standard
Ball Watch Co.
Cleveland, O.
17 Jewels
Adjusted [Some Marked "5 Positions"]
Sapphire Pallets
Trade Mark
Pat.Nov.17.96
Case: Various
Database Version: v52.241
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: 3 (0.60%)
Research Note: #B215484: 17j ORRS OF LS A; Corresponds to Waltham Serial run starting with #13,214,201

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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.


rmwatchandclock Supporter 366 · August 19, 2023

Serial Number B215527 was reported as accurate.

JPFour Supporter 8 · June 5, 2021

Serial Number B215329 was reported as inaccurate.

Note: s/n B215329 is 17 jewel, not 19 jewel
Changes since this report was submitted:
Jewels changed from 19j to 17j

sacrudy Supporter 4 · May 18, 2021

Serial Number B215483 was reported as accurate.

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

Anonymous · March 31, 2021

Serial Number B215456 was reported as inaccurate.

Note: Movement stamped "17 Jewels," not 19 jewels as
indicated here
Changes since this report was submitted:
Jewels changed from 19j to 17j

Anonymous · February 21, 2020

Serial Number B215440 was reported as accurate.

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

Anonymous · February 10, 2019

Serial Number B215294 was reported as inaccurate.

Note: 17 jewels not 19
Changes since this report was submitted:
Jewels changed from 19j to 17j

Anonymous · September 10, 2018

Serial Number B215618 was reported as inaccurate.

Note: This movement is 17 jewels instead of 19 jewels.
Changes since this report was submitted:
Jewels changed from 19j to 17j

tsullivan 18 · April 2, 2017

Serial Number B215484 was reported as inaccurate.

Note: 17 Jewel, not 19
Changes since this report was submitted:
Jewels changed from 19j to 17j

Anonymous · March 14, 2017

Serial Number B215416 was reported as accurate.

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

Anonymous · December 28, 2014

Serial Number B215456 was reported as accurate.

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