Pocket Watch Database

We noticed that you entered a relatively short serial number.
"8677" 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 15 Jewels Adjusted Pocket Watch

Rockford Watch Co.

Grade: 15 Jewels Adjusted

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 8677
Grade: 15 Jewels Adjusted
Model: 1
Estimated Production Year: 1877
Size: 18s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: Full Plate
Adjusted: Yes
Adjusted to Position: Yes
Adjusted to Temperature: Yes
Railroad Grade: Yes
Data Research: 1907 Rockford Serial List
Case: Various
Database Version: v52.219
Research Note: #8907: Verified as Model 1 Marked "15 Jewels" [JH]

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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 · October 29, 2023

Serial Number 8519 was reported as inaccurate.

Note: 9 jewel private label f kar r Washington dc
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · October 20, 2023

Serial Number 8514 was reported as inaccurate.

No further details were submitted with the report.

wpking Supporter 3 · January 31, 2022

Serial Number 8716 was reported as inaccurate.

Note: SERIAL # 8716 IS ENGRAVED 11 JEWELS
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

xtoolmanx Supporter 7 · November 6, 2021

Serial Number 8677 was reported as inaccurate.

Note: Although a 15j timepiece it is noted grade B on
the barrel bridge.

Anonymous · October 25, 2019

Serial Number 8512 was reported as accurate.

Changes since this report was submitted:
Grade changed from M1-15j to 15 Jewels Adjusted

Humphrey Supporter 47 · October 24, 2019

Serial Number 8677 was reported as inaccurate.

Note: The early Rockford movements briefly used a grade
of "A", "B", or "C" and were marked as such on the
barrel bridge.
This one, #8677 is marked as "B" grade.
Changes since this report was submitted:
Grade changed from M1-15j to 15 Jewels Adjusted

Humphrey Supporter 47 · October 24, 2019

Serial Number 8677 was reported as accurate.

Changes since this report was submitted:
Grade changed from M1-15j to 15 Jewels Adjusted

Anonymous · June 11, 2019

Serial Number 8574 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Grade changed from M1-15j to 15 Jewels Adjusted

Anonymous · October 26, 2018

Serial Number 8579 was reported as accurate.

Changes since this report was submitted:
Grade changed from M1-15j to 15 Jewels Adjusted

Anonymous · June 18, 2018

Serial Number 8887 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Grade changed from Unknown to 15 Jewels Adjusted

Anonymous · August 25, 2015

Serial Number 8597 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 15 Jewels Adjusted
Jewels changed from 9J to 15j
Railroad Grade changed from No to Yes
Rockford Grade 15 Jewels Adjusted Pocket Watch