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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/210659
Access Date: November 15, 2024
From the American Horology Archive:
Seth Thomas Grade 248 Pocket Watch
Seth Thomas Watch Co.

Grade: 248

Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 210659 Question Mark
Grade: 248 Question Mark
Model: 5 Question Mark
Estimated Production Year: 1903 Question Mark
Run Quantity: 20 Question Mark
Grade/Model Run: 6 of 9 Question Mark
Grade/Model Total Production: 230 Question Mark
Size: 18s Question Mark
Jewels: 21j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Gilt Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Micrometric Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 3 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Railroad Grade: Yes Question Mark
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion.
Adjusted to 3 Positions
No. 248
21 Jewel
Case: Various Question Mark
Run ID: 393.248G6.18S322.185M88.O180.L375.21J19 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		 0.69 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 1.60 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.016% Question Mark
Registry Population:
Scoped for This Run Only		1 (5.00%) Question Mark
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Production Metrics Tree: Grade 248

Target Profile: 18S-M5-21J-ONL-A3PTI

Seth Thomas Grade 248 (All Variations): 230 ETP
18S: 230 100.00%
18s, Grade 248
18S-M5: 230 100.00%
18s, Grade 248, Model 5
18S-M5-21J: 230 100.00%
18s, Grade 248, Model 5, 21 Jewels
18S-M5-21J-ONL: 230 100.00%
18s, Grade 248, Model 5, 21 Jewels, Openface/Lever/Nickel
18S-M5-21J-ONL-A3PTI: 230 100.00%

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 · October 30, 2019

Serial Number 210659 was reported as inaccurate.

Note: Serial 210659 is Grade 248, adj 3 position, 21
jewels (identified as such on movement)
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Grade changed from 260 to 248
Adjusted # Positions changed from 6 to 3
Seth Thomas Grade 248 Pocket Watch