Pocket Watch Database


From the American Horology Archive:
Seth Thomas Grade 291 Pocket Watch

Seth Thomas Watch Co.

Grade: 291

Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 235768 Question Mark
Grade: 291 Question Mark
Model: 5 Question Mark
Estimated Production Year: 1913 Question Mark
Run Quantity: 300 Question Mark
Grade/Model Run: 3 of 4 Question Mark
Grade/Model Total Production: 1,100 Question Mark
Size: 18s Question Mark
Jewels: 21j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Two-Tone Question Mark
Finish Pattern: Gamse Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Micrometric Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Double-Pressed Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: No Question Mark
Adjusted to Temperature: Yes Question Mark
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion.
Adjusted
21 Jewels
Case: Various Question Mark
Run ID: 513.291G3.18S442.185M208.O300.L484.21J35 Question Mark
Data Research: 1904 Seth Thomas Serial List
Question Mark
Database Version: v52.428 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
3.31 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
9.33 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.078% Question Mark
Registry Population:
Scoped for This Run Only
12 (4.00%) Question Mark

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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 · November 14, 2022

Serial Number 235776 was reported as accurate.

Anonymous · January 30, 2016

Serial Number 235791 was reported as accurate.

Changes since this report was submitted:
Grade changed from 248 to 291
Seth Thomas Grade 291 Pocket Watch