Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 105 Pocket Watch

Seth Thomas Watch Co.

Grade: 105

Manufacturer: Seth Thomas
Manufacturer Location: Thomaston, Connecticut
Movement Serial Number: 187102
Grade: 105
Model: 16
Estimated Production Year: 1901
Run Quantity: 900
Grade/Model Run: 8 of 16
Grade/Model Total Production: 18,000
Size: 6s
Jewels: 11j
Movement Configuration: Hunting
Movement Finish: Two-Tone
Finish Pattern: Outer Ring
Movement Setting: Lever
Plate: 3/4 Plate
Regulator: Plain
Hairspring: Flat
Adjusted: No
Railroad Grade: No
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion.
Case: Various
Run ID: 293.105G8.6S60.616M21.H187.L275.11J46
Database Version: v52.246
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
54.19
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
159.56
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.272%
Registry Population: 2 (0.22%)

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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 · May 19, 2020

Serial Number 187886 was reported as accurate.

Changes since this report was submitted:
Grade changed from 35 to 105
Jewels changed from 7J to 11j
Movement Finish changed from Nickel to Two-Tone

BigOakAntq 1 · February 6, 2019

Serial Number 187102 was reported as inaccurate.

Note: Movement #187102: Configuration: Open Face,
Movement Setting: Stem Set
Curator Response: Thanks for the report. If your dial does not feature a seconds bit, the movement is still a hunting configuration with a special factory dial to allow for an openface orientation. The pendant is perpendicular to the position of the 4th wheel.
Changes since this report was submitted:
Grade changed from 35 to 105
Jewels changed from 7J to 11j
Movement Finish changed from Nickel to Two-Tone
Seth Thomas Grade 105 Pocket Watch