Pocket Watch Database


From the American Horology Archive:
Seth Thomas Grade Century Pocket Watch

Seth Thomas Watch Co.

Grade: Century

Private Label(s) in Run:

R.R. Special - U.S.A.

What is a Private Label?
Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 1055631 Question Mark
Grade: Century Question Mark
Variation: Members Only Data Question Mark
Model: 12 Question Mark
Estimated Production Year: Members Only Data Question Mark
Run Quantity: Members Only Data Question Mark
Grade/Model Run: Members Only Data Question Mark
Grade/Model Total Production: Members Only Data Question Mark
Variant Est. Production: Members Only Data Question Mark
Size: 18s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Finish Pattern: Members Only Data Question Mark
Movement Setting: Pendant Question Mark
Wind Mechanism: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Regulator: Members Only Data Question Mark
Hairspring: Members Only Data Question Mark
Standard Dial Type: Members Only Data Question Mark
Adjusted: Members Only Data Question Mark
Railroad Grade: Members Only Data Question Mark
Movement Markings: Members Only Data
Case: Various Question Mark
Run ID: 1035.G24.18S884.1812M12.O581.P77.7J310 Question Mark
Database Version: v52.642 Question Mark
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population:
Scoped for This Run Only
3 (0.30%) Question Mark
13 Additional Member-Only Data Points Available

The following information is unlocked with a free account:

Variation, Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Variant Est. Production, Finish Pattern, Regulator Type, Hairspring, Standard Dial Type, Adjustments, Railroad Grade Designation, Movement Markings

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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.


SethThomasFan Top Contributor Seth Thomas Expert Supporter 449 · January 24, 2024

Serial Number 1055631 was reported as accurate.

Seth Thomas Grade Century Pocket Watch