Pocket Watch Database
https://pocketwatchdatabase.com/search/result/waltham/27393605/movement
Access Date: April 30, 2025
From the American Horology Archive:

American Waltham Watch Co.
Grade: Royal
Manufacturer: | Waltham |
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Manufacturer Location: | Waltham, Massachusetts |
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Movement Serial Number: | 27393605 |
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Grade: | Royal |
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Model: | 1924 Col.b |
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Estimated Production Year: | Members Only Data |
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Run Quantity: | Members Only Data |
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Grade/Model Run: | Members Only Data |
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Grade/Model Total Production: | Members Only Data |
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Size: | 12s |
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Jewels: | 19j |
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Jewel Setting: | Members Only Data |
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Movement Configuration: | Openface |
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Movement Finish: | Nickel |
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Movement Setting: | Pendant |
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Wind Mechanism: | Stem |
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Plate: | Bridge Plate |
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Balance Type: | Compensation |
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Regulator: | Members Only Data |
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Hairspring: | Members Only Data |
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Adjusted: | Members Only Data |
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Adjusted to Position: | Members Only Data |
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Adjusted # of Positions: | Members Only Data |
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Railroad Grade: | Members Only Data |
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Case: | Various | ![]() |
Run ID: | 25381.G780.12S1672.M46.O15722.P10318.19J501 | ![]() |
Data Research: |
1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest |
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Database Version: | v52.642 | ![]() |
Advanced Metrics | ||
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Registry Population: Scoped for This Run Only | 5 (0.50%) | ![]() |
Research Note: Waltham Serial Ledgers designate this run as "Col." Model 1924 (Colonial B).
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11 Additional Member-Only Data Points Available
The following information is unlocked with a free account:
Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Jewel Setting, Regulator Type, Hairspring, Adjustments, Adjusted to Position, Positional Adjustments, Railroad Grade Designation
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
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There are 5 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.
MadBunny 37 · April 4, 2019
Serial Number 27393838 was reported as inaccurate.
mross56 1 · April 24, 2018
Serial Number 27393260 was reported as accurate.
Silvercloud 183 · February 3, 2018
Serial Number 27393978 was reported as accurate.

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