Pocket Watch Database

From the American Horology Archive:

Ball - Waltham

Grade: Official Standard

Manufacturer: Ball - Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: B239058
Grade: Official Standard
Model: 1899
Estimated Production Year: 1907
Run Quantity: 1,400
Total Production: 71,260
Size: 16s
Jewels: 19j
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Circular
Movement Setting: Lever
Plate: 3/4 Plate
Adjusted: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
U.S. Patents: D26267, D32330
Movement Markings: Official RR Standard
Ball Watch Co.
Cleveland, O.
19 Jewels
Adjusted
5 Positions
Sapphire Pallets
Trade Mark
Pat.Nov.17.96
Case: Various
Registry Population: 8 (0.57%)
Database Version: v49.391
Research Note: #B238884, #B238977, #B239058: 19j; Corresponds to Waltham Serial run starting with #15,232,701

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 B238825 #225 Collection June 16, 2013
2 B238884 #284 Collection April 01, 2017
3 B238977 #377 Collection March 30, 2019
4 B239058 #458 Collection July 31, 2021
5 B239205 #605 Collection July 27, 2018
6 B239284 #684 Collection February 03, 2018
7 B239596 #996 Collection October 20, 2019
8 B239824 #1224 Collection November 30, 2015
Standard Deviation of Known Examples: 351.18 (Expected: 404.29, Δ53.11/3.79%)

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Data Verification Reports

B238601
Verification Serial Map
B240000

Anonymous · November 18, 2022

Serial Number B239158 was reported as accurate.

Dan4606 Supporter 4 · February 18, 2022

Serial Number B239058 was reported as accurate.

Anonymous · December 4, 2021

Serial Number B238972 was reported as accurate.

23Greenwich Supporter 150 · July 24, 2021

Serial Number B239058 was reported as accurate.

23Greenwich Supporter 150 · July 22, 2021

Serial Number B238849 was reported as inaccurate.

Note: Marked 19 Jewels
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Jewels changed from 17j to 19j

hobbsy36 7 · December 16, 2020

Serial Number B238832 was reported as inaccurate.

Note: Note my movement states 19 jewels and pat on Nov
17-86
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Jewels changed from 17j to 19j

Anonymous · August 16, 2020

Serial Number B239617 was reported as accurate.

Anonymous · June 23, 2020

Serial Number B239158 was reported as accurate.

Anonymous · April 7, 2020

Serial Number B239031 was reported as accurate.

Anonymous · August 6, 2019

Serial Number B239339 was reported as accurate.

Anonymous · May 27, 2019

Serial Number B239187 was reported as accurate.

okiejohn 310 · April 24, 2019

Serial Number B238977 was reported as accurate.

Anonymous · January 19, 2019

Serial Number B239420 was reported as accurate.

Anonymous · May 21, 2018

Serial Number B238674 was reported as accurate.

Anonymous · May 18, 2018

Serial Number B239819 was reported as accurate.

Anonymous · February 9, 2018

Serial Number B238816 was reported as accurate.

Anonymous · January 21, 2018

Serial Number B239234 was reported as accurate.

Anonymous · May 26, 2017

Serial Number B239256 was reported as accurate.

afterhours 26 · April 1, 2017

Serial Number B238884 was reported as accurate.

Anonymous · January 12, 2017

Serial Number B238987 was reported as accurate.

Anonymous · November 12, 2016

Serial Number B239286 was reported as accurate.

rjbeck 150 · September 25, 2016

Serial Number B239720 was reported as accurate.

Anonymous · February 19, 2016

Serial Number B238663 was reported as inaccurate.

Note: marked as 17 jewels

Anonymous · January 17, 2016

Serial Number B239047 was reported as accurate.

Hambone16319 5 · November 30, 2015

Serial Number B239824 was reported as accurate.

Anonymous · November 5, 2015

Serial Number B239084 was reported as accurate.

rock862 242 · October 25, 2015

Serial Number B239884 was reported as accurate.

Gasperoff 727 · February 26, 2015

Serial Number B239470 was reported as accurate.

Utes1972 11 · January 31, 2015

Serial Number B239019 was reported as accurate.

hapc001 11 · January 29, 2015

Serial Number B239346 was reported as accurate.

Anonymous · January 16, 2015

Serial Number B239019 was reported as accurate.

rfregoso 55 · August 25, 2014

Serial Number B239670 was reported as accurate.

Anonymous · August 22, 2014

Serial Number B239638 was reported as accurate.

Anonymous · April 25, 2014

Serial Number B239180 was reported as accurate.

powerseller9999 5 · November 4, 2013

Serial Number B239411 was reported as accurate.

dlabree14 36 · October 21, 2013

Serial Number B239121 was reported as accurate.

Anonymous · August 16, 2013

Serial Number B239047 was reported as accurate.

Railroad 34 · August 12, 2013

Serial Number B239097 was reported as accurate.

Anonymous · June 22, 2013

Serial Number B239839 was reported as accurate.

ncplumber 150 · June 16, 2013

Serial Number B238825 was reported as accurate.