Pocket Watch Database

We noticed that you entered a relatively short serial number.
"5550" could possibly indicate the grade of the watch and not the serial number of your movement. Serial numbers are usually more than a few digits.
From the American Horology Archive:
Rockford Grade Unknown Pocket Watch

Rockford Watch Co.

Original data is missing for this range. Please report information about your watch movement, if known.

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 5550
Model: 1
Estimated Production Year: 1877
Size: 18s
Jewels: 15j
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: Full Plate
Data Research: 1907 Rockford Serial List
Case: Various
Database Version: v52.219
Research Note: #5963: Verified as Marked "Rockford Watch Co.; Rockford, Ill. 15 Jewels." Gilt Plates, Model 1. [JH] #5443: Reported as Marked "Extra" and "9 Jewels."

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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 · February 19, 2021

Serial Number 5515 was reported as accurate.

Anonymous · October 23, 2020

Serial Number 5607 was reported as accurate.

Anonymous · October 20, 2020

Serial Number 5607 was reported as accurate.

Bostonwatch 59 · September 4, 2020

Serial Number 5152 was reported as accurate.

esoxhunter Top Contributor Supporter 127 · May 5, 2019

Serial Number 5443 was reported as inaccurate.

Note: Movement 5443 marked "Extra" and "9 Jewels"
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

shovelhead 66 · April 8, 2019

Serial Number 5275 was reported as accurate.

Anonymous · October 23, 2017

Serial Number 5612 was reported as inaccurate.

Note: 5612 is marked "15 Jewels" on barrel bridge , has
a cutaway balance cock and micro regulator
Changes since this report was submitted:
Jewels changed from 9J to 15j

Anonymous · March 22, 2017

Serial Number 5695 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 9J to 15j

Anonymous · April 9, 2015

Serial Number 5917 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Jewels changed from 9J to 15j

Anonymous · December 14, 2014

Serial Number 5654 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 9J to 15j

Flyskippy1 29 · February 2, 2014

Serial Number 5183 was reported as inaccurate.

Note: Marked 15 Jewels
Changes since this report was submitted:
Jewels changed from 9J to 15j
Rockford Grade Unknown Pocket Watch