Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 320 Pocket Watch

Seth Thomas Watch Co.

Grade: 320

Private Label(s) in Run:

Republic U.S.A.

What is a Private Label?
Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 3061050 Question Mark
Grade: 320 Question Mark
Variation: Republic Question Mark
Model: Centennial Question Mark
Estimated Production Year: 1912 Question Mark
Run Quantity: 2,000 Question Mark
Size: 6s Question Mark
Jewels: 7j Question Mark
Movement Finish: Two-Tone Question Mark
Finish Pattern: Gold Zebra Question Mark
Movement Setting: Pendant Question Mark
Regulator: Plain Question Mark
Hairspring: Flat Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: Republic U.S.A.
Case: Various Question Mark
Database Version: v52.427 Question Mark
Advanced Metrics
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
107.71 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.800% Question Mark
Registry Population:
Scoped for This Run Only
2 (0.10%) Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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 381 · February 11, 2023

Serial Number 3061596 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
Seth Thomas Grade 320 Pocket Watch