Pocket Watch Database

We noticed that you entered a relatively short serial number.
"8789" 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 Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 8789 Question Mark
Grade: 15 Jewels Adjusted Question Mark
Model: 1 Question Mark
Estimated Production Year: 1877 Question Mark
Size: 18s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Adaptable Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Key Question Mark
Plate: Full Plate Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: Yes Question Mark
Case: Various Question Mark
Data Research: 1907 Rockford Serial List
Question Mark
Database Version: v52.525 Question Mark
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.


Rockfordguy Supporter 48 · August 17, 2024

Serial Number 8962 was reported as inaccurate.

Note: This watch is a PL with windowed balance bridge
Marked:
L.D. Colley
La Grange, IND
Not marked “adjusted”

Rockfordguy Supporter 48 · April 7, 2024

Serial Number 8962 was reported as inaccurate.

Note: Movement is lever set 15J
Windowed Balance Cock
Pvt. label
L.D. Crowley
La Grange, Ind.

Rockfordguy Supporter 48 · April 7, 2024

Serial Number 8962 was reported as inaccurate.

No further details were submitted with the report.

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 6 · 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 48 · 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 48 · 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