Pocket Watch Database

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

Seth Thomas Watch Co.

Grade: 291

Manufacturer: Seth Thomas
Manufacturer Location: Thomaston, Connecticut
Movement Serial Number: 235075
Grade: 291
Model: 5
Estimated Production Year: 1912
Run Quantity: 200
Grade/Model Run: 2 of 4
Grade/Model Total Production: 1,100
Size: 18s
Jewels: 21j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Two-Tone
Finish Pattern: Gamse
Movement Inlay Color: Black
Movement Setting: Lever
Plate: Full Plate
Regulator: Micrometric
Hairspring: Breguet
Standard Dial Type: Double-Pressed
Adjusted: Yes
Adjusted to Position: No
Adjusted to Temperature: Yes
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion.
Adjusted
21 Jewels
Case: Various
Run ID: 501.291G2.18S432.185M201.O290.L475.21J34
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
3.31
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
9.33
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.078%
Registry Population: 6 (3.00%)

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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.


Brycef 107 · February 6, 2018

Serial Number 235010 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 291

Anonymous · August 11, 2017

Serial Number 235010 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 291
Movement Finish changed from Nickel to Two-Tone
Movement Setting changed from Lever or Pendant to Lever

Brycef 107 · January 23, 2017

Serial Number 234995 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 291
Movement Finish changed from Nickel to Two-Tone
Movement Setting changed from Lever or Pendant to Lever
Seth Thomas Grade 291 Pocket Watch