Pocket Watch Database
https://pocketwatchdatabase.com/search/result/new-york-watch-co/5391/link
Access Date: May 14, 2025
"5391" 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:

New York Watch Co.
Grade: Homer Foot
Manufacturer: | New York Watch Co. |
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Manufacturer Location: | Springfield, Massachusetts |
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Movement Serial Number: | 5391 |
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Grade: | Homer Foot |
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Model: | 1869 |
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Estimated Production Year: | 1870 |
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Run Quantity: | 50 |
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Grade/Model Run: | 5 of 9 |
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Grade/Model Total Production: | 815 |
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Size: | 18s |
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Jewels: | 15j |
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Jewel Material: | Ruby |
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Jewel Setting: | Burnished Jewels |
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Movement Configuration: | Adaptable |
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Movement Finish: | Gilt |
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Movement Setting: | Key |
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Wind Mechanism: | Key |
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Plate: | 3/4 Plate |
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Regulator: | Plain |
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Hairspring: | Flat |
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Standard Dial Type: | Single-Sunk |
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Adjusted: | Yes |
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Adjusted to Temperature: | Yes |
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Movement Markings: |
Homer Foot Springfield, Mass |
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Case: | Various | ![]() |
Run ID: | 21.G5.18S10.181869M10.E10.K12.15J8 | ![]() |
Database Version: | v52.647 | ![]() |
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Registry Population: Scoped for This Run Only | 2 (4.00%) | ![]() |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There are 2 watches in the population registry for this run with 2 images.
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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.

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This WatchFrom This Run
uploaded by heifhome
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From This Run
uploaded by BayouLoader
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uploaded by pentaxman
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Image Source/Credit: Jones & Horan Auctions