Pocket Watch Database

Due to the lack of existing factory records, our Seth Thomas database has been reconstructed using observations of known watches.
As a result, the information may contain inaccuracies. Please let us know if you have details that can improve the database.

From the American Horology Archive:
Seth Thomas Grade 159 Pocket Watch Movement

Seth Thomas Watch Co.

Grade: 159

Manufacturer: Seth Thomas
Manufacturer Location: Thomaston, Connecticut
Movement Serial Number: 281524
Grade: 159
Model: 5
Size: 18s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Full Plate
Regulator: Micrometer
Hairspring: Breguet
Standard Dial Type: Double-Pressed
Adjusted: No
Movement Markings: Seth Thomas
Thomaston, Conn.
15 Jewels
Safety Pinion

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Data Verification Reports

okiejohn 232 ยท December 13, 2019

Serial Number 281524 was reported as inaccurate.

Note: Based upon proximity SN's and demaskeen pattern,
this looks to be a Grade 159. It looks exactly
like others designated that way in this DB. See
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Grade changed from Unknown to 159
Movement Finish changed from Two-Tone to Nickel
Seth Thomas Grade 159 Pocket Watch Movement