Pocket Watch Database
https://pocketwatchdatabase.com/search/result/manistee-watch-co/5581
Access Date: April 03, 2025
"5581" 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:

Manistee Watch Co.
Grade: Missing Data
Manufacturer: | Manistee Watch Co. | ![]() |
Manufacturer Location: | Manistee, Michigan | ![]() |
Movement Serial Number: | 5581 | ![]() |
Grade: | Missing Data | ![]() |
Model: | 1B | ![]() |
Estimated Production Year: | 1910 | ![]() |
Run Quantity: | 200 | ![]() |
Grade/Model Run: | 3 of 3 | ![]() |
Grade/Model Total Production: | 580 | ![]() |
Size: | 18s | ![]() |
Jewels: | 7j | ![]() |
Movement Configuration: | Openface | ![]() |
Movement Finish: | Nickel | ![]() |
Movement Setting: | Pendant | ![]() |
Plate: | 3/4 Plate | ![]() |
Adjusted: | No | ![]() |
U.S. Patents: | 741092 | ![]() |
Case: | Various | ![]() |
Run ID: | 18.G6.18S18.M9.O18.P18.7J18 | ![]() |
Database Version: | v52.633 | ![]() |
Registry Population: Scoped for This Run Only | 1 (0.50%) | ![]() |
Production Metrics Tree: Grade Missing Data
Target Profile: 18S-M1B-7J-ONP-U
Manistee Watch Co. Grade Missing Data (All Variations): 19,755 ETP | ||
18S: 1,355 6.86% 18s, Grade Missing Data |
Other: 18,400
Other Sizes or Unclassified |
|
18S-M1B: 580 2.94% 18s, Grade Missing Data, Model 1B |
Other: 775
Other Models or Unclassified |
|
18S-M1B-7J: 580 2.94% 18s, Grade Missing Data, Model 1B, 7 Jewels |
||
18S-M1B-7J-ONP: 580 2.94% 18s, Grade Missing Data, Model 1B, 7 Jewels, Openface/Pendant/Nickel |
||
18S-M1B-7J-ONP-U: 580 2.94% |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There is 1 watch in the population registry for this run with 1 image.
|
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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.
nicnic Supporter 413 · April 1, 2025
Serial Number 5581 was reported as accurate.
