Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 152 Pocket Watch

Seth Thomas Watch Co.

Grade: 152

Private Label(s) in Run:

Wallace & Simmons - Providence, R.I.

What is a Private Label?
Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 505818 Question Mark
Grade: 152 Question Mark
Model: 2 Question Mark
Estimated Production Year: 1899 Question Mark
Run Quantity: 5 Question Mark
Grade/Model Run: 2 of 4 Question Mark
Grade/Model Total Production: 1,605 Question Mark
Size: 18s Question Mark
Jewels: 15j 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: Flat Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
U.S. Patents: 374359 Question Mark
Movement Markings: [Private Label]
Safety Pinion
Pat'd Dec.6.'87.
Case: Various Question Mark
Run ID: 695.152G2.18S574.182M141.H260.L609.15J192 Question Mark
Data Research: 1904 Seth Thomas Serial List
Question Mark
Database Version: v52.478 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
4.83 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
13.82 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.116% Question Mark
Registry Population:
Scoped for This Run Only
1 (20.00%) Question Mark

Help Us Help Others By Improving the Database:

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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.


SethThomasFan Top Contributor Seth Thomas Expert Supporter 404 · December 6, 2023

Serial Number 505818 was reported as inaccurate.

Note: Grade: 152
Finish: Nickel
Movement Markings: Wallace & Simmons
Providence, R.I.
Safety Pinion
Pat'd Dec. 8, '87.
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Grade changed from 71 to 152
Movement Finish changed from Gilt to Nickel
Seth Thomas Grade 152 Pocket Watch