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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/22280137
Access Date: May 19, 2024
From the American Horology Archive:
American Waltham Watch Co.

Grade: Maximus A

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 22280137
Grade: Maximus A
Model: Colonial A
Estimated Production Year: 1918
Run Quantity: 200
Grade/Model Run: 1 of 3
Grade/Model Total Production: 2,200
Size: 10s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Regulator: Patent
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Railroad Grade: No
Case: Various
Run ID: 24099.G7.10S644.M1.O14984.P9127.21J522
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Database Version: v52.290
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 6.62
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 6.02
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.007%
Registry Population: 1 (0.50%)
Research Note: Waltham Serial Ledgers designate this run as Size 10, Model "C'lA" (Colonial A).
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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.

JerryT Waltham Expert Small Watch Expert 425 · July 16, 2021

Serial Number 22280137 was reported as accurate.

JerryT Waltham Expert Small Watch Expert 425 · July 16, 2021

Serial Number 22280043 was reported as accurate.