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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/204556
Access Date: November 14, 2024
From the American Horology Archive:
Seth Thomas Grade 159 Pocket Watch
Seth Thomas Watch Co.

Grade: 159

Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 204556 Question Mark
Grade: 159 Question Mark
Model: 5 Question Mark
Estimated Production Year: 1894 Question Mark
Run Quantity: 50 Question Mark
Grade/Model Run: 3 of 51 Question Mark
Grade/Model Total Production: 10,650 Question Mark
Variant Est. Production: 4,850 (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
Standard Dial Type: Double-Pressed Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion.
15 Jewel
Case: Various Question Mark
Run ID: 323.159G3.18S252.185M18.O110.L305.15J119 Question Mark
Data Research: 1904 Seth Thomas Serial List
 Question Mark
Database Version: v52.433 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 32.06 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 94.22 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.752% Question Mark
Registry Population:
Scoped for This Run Only		1 (2.00%) Question Mark
Research Note: New Serif Signing Style
Value Guide
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Production Metrics Tree: Grade 159

Target Profile: 18S-M5-15J-ONL-U

Seth Thomas Grade 159 (All Variations): 10,650 ETP
18S: 10,650 100.00%
18s, Grade 159
18S-M5: 10,650 100.00%
18s, Grade 159, Model 5
18S-M5-15J: 10,650 100.00%
18s, Grade 159, Model 5, 15 Jewels
18S-M5-15J-ONL: 4,850 45.54%
18s, Grade 159, Model 5, 15 Jewels, Openface/Lever/Nickel 		Other: 5,800
Other Configs or Unclassified
18S-M5-15J-ONL-U: 4,850 45.54%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There is 1 watch in the population registry for this run with 1 image.
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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 · December 17, 2023

Serial Number 204556 was reported as accurate.

Anonymous · December 11, 2021

Serial Number 204556 was reported as accurate.

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

Anonymous · December 10, 2021

Serial Number 204556 was reported as inaccurate.

Note: The movement in my watch is marked 15 jewels; the
database says it is 17 jewels.
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Grade changed from Unknown to 159
Jewels changed from 17j to 15j
Adjusted changed from Yes to No
Seth Thomas Grade 159 Pocket Watch