Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 281 Pocket Watch

Seth Thomas Watch Co.

Grade: 281

Private Label(s) in Run:

Monarch Watch Co.
Oscar Slette - Odessa, Wash.

What is a Private Label?
Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 288830 Question Mark
Grade: 281 Question Mark
Model: 5 Question Mark
Estimated Production Year: Login to View for Free Question Mark
Run Quantity: Login to View for Free Question Mark
Grade/Model Run: Login to View for Free Question Mark
Grade/Model Total Production: Login to View for Free Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Jewel Setting: Login to View for Free Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Two-Tone Question Mark
Finish Pattern: Login to View for Free Question Mark
Movement Inlay Color: Login to View for Free Question Mark
Movement Setting: Pendant Question Mark
Wind Mechanism: Pendant Question Mark
Plate: Full Plate Question Mark
Regulator: Login to View for Free Question Mark
Hairspring: Login to View for Free Question Mark
Standard Dial Type: Login to View for Free Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: No Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: Login to View for Free Question Mark
Movement Markings: Login to View for Free
Case: Various Question Mark
Run ID: 590.281G5.18S519.185M284.O376.P53.17J190 Question Mark
Data Research: 1904 Seth Thomas Serial List
Question Mark
Database Version: v52.645 Question Mark
Advanced Metrics
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Registry Population:
Scoped for This Run Only
3 (0.50%) Question Mark
12 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, Finish Pattern, Movement Inlay Color, Regulator Type, Hairspring, Standard Dial Type, 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.


Anonymous · January 4, 2020

Serial Number 288718 was reported as accurate.

Changes since this report was submitted:
Grade changed from 182 to 281
Seth Thomas Grade 281 Pocket Watch