Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 180 Pocket Watch

Seth Thomas Watch Co.

Grade: 180

Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 87567 Question Mark
Grade: 180 Question Mark
Model: 2 Question Mark
Estimated Production Year: 1895 Question Mark
Run Quantity: 90 Question Mark
Grade/Model Run: 2 of 6 Question Mark
Grade/Model Total Production: 990 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Balance Type: Expansion Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
U.S. Patents: 374359 Question Mark
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion
Pat'd Dec.6.'87.
17 J.
Adjusted
Case: Various Question Mark
Run ID: 194.180G2.18S192.182M98.H98.L179.17J19 Question Mark
Data Research: 1904 Seth Thomas Serial List
Question Mark
Database Version: v52.433 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
2.98 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
8.36 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.070% Question Mark
Registry Population:
Scoped for This Run Only
3 (3.33%) 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.


shovelhead 66 · January 27, 2021

Serial Number 87568 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Two-Tone to Nickel

shovelhead 66 · September 11, 2018

Serial Number 87568 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Two-Tone to Nickel

bamadadof3a Supporter 45 · September 4, 2015

Serial Number 87585 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 180
Movement Finish changed from Gilt or Nickel to Nickel
Seth Thomas Grade 180 Pocket Watch