Pocket Watch Database

From the American Horology Archive:

Ball - Waltham

Grade: Official Standard

Manufacturer: Ball - Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: B218692
Grade: Official Standard
Model: 1899
Estimated Production Year: 1907
Run Quantity: 400
Grade/Model Run: 40 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: D32330
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: 2 (0.50%)
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 · September 4, 2021

Serial Number B218916 was reported as accurate.

Anonymous · March 6, 2019

Serial Number B218787 was reported as accurate.

WLBelkriver33 804 · December 20, 2018

Serial Number B218660 was reported as accurate.

Gasperoff Supporter 727 · January 31, 2017

Serial Number B218742 was reported as accurate.

Joerealtor 74 · May 4, 2016

Serial Number B218692 was reported as accurate.

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

Anonymous · March 6, 2016

Serial Number B218692 was reported as accurate.

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

Gasperoff Supporter 727 · January 30, 2016

Serial Number B218742 was reported as inaccurate.

Note: 19 jewels - no Brotherhood abbreviation
Changes since this report was submitted:
Jewels changed from 21j to 19j

Gasperoff Supporter 727 · August 26, 2015

Serial Number B218742 was reported as accurate.

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

Anonymous · August 26, 2015

Serial Number B218973 was reported as accurate.

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

Anonymous · August 26, 2015

Serial Number B218973 was reported as accurate.

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

Anonymous · August 14, 2015

Serial Number B218973 was reported as inaccurate.

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

sutters99 6 · July 21, 2015

Serial Number B218879 was reported as inaccurate.

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

Anonymous · February 16, 2015

Serial Number B218978 was reported as inaccurate.

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

Gasperoff Supporter 727 · February 15, 2015

Serial Number B218742 was reported as accurate.

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

Cmw7290 1 · February 12, 2015

Serial Number B218973 was reported as inaccurate.

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

rocket00 236 · February 13, 2014

Serial Number B218749 was reported as accurate.

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

rocket00 236 · February 2, 2014

Serial Number B218749 was reported as accurate.

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

rocket00 236 · February 1, 2014

Serial Number B218749 was reported as accurate.

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

rocket00 236 · January 31, 2014

Serial Number B218749 was reported as accurate.

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