Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade 248 Pocket Watch

Seth Thomas Watch Co.

Grade: 248

Manufacturer: Seth Thomas
Manufacturer Location: Thomaston, Connecticut
Movement Serial Number: 210659
Grade: 248
Model: 5
Estimated Production Year: 1903
Run Quantity: 20
Grade/Model Run: 6 of 9
Grade/Model Total Production: 230
Size: 18s
Jewels: 21j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Regulator: Micrometric
Hairspring: Breguet
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion.
Adjusted to 3 Positions
No. 248
21 Jewel
Case: Various
Run ID: 386.248G6.18S317.185M86.O175.L368.21J19
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
0.69
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.60
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.016%
Registry Population: 1 (5.00%)

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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