Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 170 Pocket Watch

Seth Thomas Watch Co.

Grade: 170

Private Label(s) in Run:

A.F. Robbins - Orange, Mass.
L. de Lorenzi - Mishawanka, Ind.

What is a Private Label?
Manufacturer: Seth Thomas
Manufacturer Location: Thomaston, Connecticut
Movement Serial Number: 64895
Grade: 170
Model: 3
Estimated Production Year: 1893
Run Quantity: 250
Grade/Model Run: 3 of 8
Grade/Model Total Production: 1,880
Size: 18s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Balance Type: Expansion
Regulator: Reed
Hairspring: Flat
Standard Dial Type: Single-Sunk
Adjusted: No
Railroad Grade: No
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion
Case: Various
Run ID: 117.170G3.18S117.183M46.O55.L108.15J55
Data Research: 1904 Seth Thomas Serial List
Database Version: v52.304
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
5.66
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
16.27
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.133%
Registry Population: 2 (0.80%)

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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 317 · January 8, 2023

Serial Number 64895 was reported as inaccurate.

Note: This is a Private Label watch the movement
markings are:
A. F. Robbins
ORANGE, MASS.
Safety Pinion
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Grade changed from 179 to 170
Jewels changed from 17j to 15j
Adjusted changed from Yes to No

rtwatches 943 · July 11, 2019

Serial Number 64997 was reported as inaccurate.

Note: Marked L. de Lorenzi
Mishawanka, Ind.
Safety Pinion

Not marked as to jewel count, the center wheel
isn't jeweled at the plate so it is likely 15
jewels or less.
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 179 to 170
Jewels changed from 17j to 15j
Adjusted changed from Yes to No

Sjefendan 13 · April 30, 2018

Serial Number 64907 was reported as accurate.

Changes since this report was submitted:
Grade changed from 179 to 170
Jewels changed from 17j to 15j
Adjusted changed from Yes to No
Seth Thomas Grade 170 Pocket Watch