Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 260 Pocket Watch

Seth Thomas Watch Co.

Grade: 260

Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 225173 Question Mark
Grade: 260 Question Mark
Variation: SR Question Mark
Model: 5 Question Mark
Estimated Production Year: 1904 Question Mark
Run Quantity: 200 Question Mark
Grade/Model Run: 17 of 19 Question Mark
Grade/Model Total Production: 1,530 Question Mark
Variant Est. Production: 1,270 (18S-M5-21J-ONL-A6PTI-SR) 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
Finish Pattern: Stripe Question Mark
Movement Inlay Color: Black 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: 6 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
21 Jewels
No. 260
Adjusted to Six Positions
Case: Various Question Mark
Run ID: 467.260G17.18S396.185M161.O253.L448.21J32 Question Mark
Data Research: 1904 Seth Thomas Serial List
Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
4.60 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
13.16 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.108% Question Mark
Registry Population:
Scoped for This Run Only
6 (3.00%) Question Mark

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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.


steve288 264 · January 10, 2021

Serial Number 225189 was reported as accurate.

Anonymous · July 10, 2019

Serial Number 225189 was reported as accurate.

wabash 134 · February 10, 2016

Serial Number 225173 was reported as inaccurate.

Note: The 225173 has the stripe pattern

wabash 134 · January 2, 2015

Serial Number 225173 was reported as accurate.

Seth Thomas Grade 260 Pocket Watch