Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 173 Pocket Watch

Seth Thomas Watch Co.

Grade: 173

Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 203556 Question Mark
Grade: 173 Question Mark
Model: 5 Question Mark
Estimated Production Year: 1893 Question Mark
Run Quantity: 300 Question Mark
Grade/Model Run: 2 of 9 Question Mark
Grade/Model Total Production: 1,260 Question Mark
Variant Est. Production: 1,250 (18S-M5-15J-ONL) Question Mark
Size: 18s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Micrometric Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion.
Case: Various Question Mark
Run ID: 315.173G2.18S244.185M10.O102.L297.15J114 Question Mark
Data Research: 1904 Seth Thomas Serial List
Question Mark
Database Version: v52.476 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
3.79 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
10.76 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.091% Question Mark
Registry Population:
Scoped for This Run Only
9 (3.00%) 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 · February 1, 2021

Serial Number 203468 was reported as inaccurate.

Note: single sunk dial
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Grade changed from 182 to 173
Jewels changed from 17j to 15j
Adjusted changed from Yes to No

Anonymous · August 12, 2018

Serial Number 203540 was reported as accurate.

Changes since this report was submitted:
Grade changed from 159 to 173

markatt2 5 · February 20, 2016

Serial Number 203556 was reported as accurate.

Changes since this report was submitted:
Grade changed from 159 to 173

markatt2 5 · February 20, 2016

Serial Number 203556 was reported as accurate.

Changes since this report was submitted:
Grade changed from 159 to 173

markatt2 5 · February 20, 2016

Serial Number 203556 was reported as accurate.

Changes since this report was submitted:
Grade changed from 159 to 173

Anonymous · September 12, 2015

Serial Number 203405 was reported as accurate.

Changes since this report was submitted:
Grade changed from 182 to 173
Jewels changed from 17j to 15j
Adjusted changed from Yes to No
Seth Thomas Grade 173 Pocket Watch