Pocket Watch Database

From the American Horology Archive:
Rockford Grade 645 Pocket Watch

Rockford Watch Co.

Grade: 645

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 825326
Grade: 645
Model: 2
Estimated Production Year: 1910
Run Quantity: 1,000
Grade/Model Run: 1 of 3
Total Production: 3,000
Size: 16s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Plate
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: No
Adjusted to Temperature: Yes
Railroad Grade: No
Data Research: 1907 Rockford Serial List
Case: Various
Registry Population: 15 (1.50%)
Database Version: v49.432

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 825001 #1 Marketplace April 27, 2014
2 825066 #66 Collection August 05, 2019
3 825100 #100 Marketplace December 07, 2012
4 825155 #155 Marketplace June 15, 2014
5 825249 #249 Collection July 23, 2022
6 825326 #326 Marketplace February 21, 2013
7 825341 #341 Marketplace June 17, 2014
8 825476 #476 Collection August 01, 2015
9 825501 #501 Marketplace January 16, 2022
10 825551 #551 Marketplace March 17, 2016
11 825578 #578 Marketplace January 04, 2020
12 825628 #628 Collection December 26, 2017
13 825646 #646 Collection February 28, 2016
14 825728 #728 Collection January 24, 2019
15 825782 #782 Marketplace March 03, 2020
Standard Deviation of Known Examples: 251.84 (Expected: 288.82, Δ36.98/3.70%)

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Data Verification Reports

825001
Verification Serial Map
826000

Anonymous · March 6, 2022

Serial Number 825142 was reported as accurate.

Anonymous · December 7, 2020

Serial Number 825683 was reported as accurate.

Anonymous · April 30, 2020

Serial Number 825001 was reported as accurate.

Anonymous · December 21, 2019

Serial Number 825111 was reported as accurate.

okiejohn 310 · August 5, 2019

Serial Number 825066 was reported as accurate.

Anonymous · July 13, 2019

Serial Number 825988 was reported as accurate.

Anonymous · November 12, 2018

Serial Number 825825 was reported as accurate.

Anonymous · August 20, 2018

Serial Number 825851 was reported as accurate.

Anonymous · November 7, 2017

Serial Number 825462 was reported as accurate.

Anonymous · July 23, 2017

Serial Number 825207 was reported as accurate.

Anonymous · April 16, 2017

Serial Number 825145 was reported as accurate.

Anonymous · March 31, 2017

Serial Number 825071 was reported as accurate.

Sabrejet 14 · February 16, 2016

Serial Number 825646 was reported as accurate.

DEBecker 1 · December 19, 2015

Serial Number 825017 was reported as accurate.

Anonymous · January 17, 2015

Serial Number 825200 was reported as accurate.

bobmow 13 · October 22, 2014

Serial Number 825311 was reported as accurate.

bobmow 13 · October 14, 2014

Serial Number 825311 was reported as accurate.

Anonymous · September 29, 2014

Serial Number 825155 was reported as accurate.

Anonymous · September 1, 2014

Serial Number 825789 was reported as accurate.

Anonymous · September 1, 2014

Serial Number 825783 was reported as accurate.

worldofantiques 199 · October 27, 2013

Serial Number 825734 was reported as accurate.

Anonymous · August 31, 2013

Serial Number 825200 was reported as accurate.

Anonymous · December 14, 2012

Serial Number 825100 was reported as accurate.

Rockford Grade 645 Pocket Watch