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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/842200
Access Date: May 02, 2024
From the American Horology Archive:
Seth Thomas Grade 207 Pocket Watch
Seth Thomas Watch Co.

Grade: 207

Manufacturer: Seth Thomas
Manufacturer Location: Thomaston, Connecticut
Movement Serial Number: 842200
Grade: 207
Model: 9
Estimated Production Year: 1906
Run Quantity: 400
Grade/Model Run: 9 of 9
Grade/Model Total Production: 4,100
Variant Est. Production: 1,400 (18S-M9-15J-HNL)
Size: 18s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Finish Pattern: Stripe
Movement Setting: Lever
Plate: 3/4 Plate
Regulator: Plain
Hairspring: Breguet
Standard Dial Type: Single-Sunk
Adjusted: No
Railroad Grade: No
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion
15 Jewels
Case: Various
Run ID: 963.207G11.18S848.189M68.H387.L868.15J218
Database Version: v52.246
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 12.34
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 36.00
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.290%
Registry Population: 3 (0.75%)
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Production Metrics Tree: Grade 207

Target Profile: 18S-M9-15J-HNL-U

Seth Thomas Grade 207 (All Variations): 4,600 ETP
18S: 4,600 100.00%
18s, Grade 207
18S-M9: 4,100 89.13%
18s, Grade 207, Model 9		 Other: 500
Other Models or Unclassified
18S-M9-15J: 4,100 89.13%
18s, Grade 207, Model 9, 15 Jewels
18S-M9-15J-HNL: 1,400 30.43%
18s, Grade 207, Model 9, 15 Jewels, Hunting/Lever/Nickel 		Other: 2,700
Other Configs or Unclassified
18S-M9-15J-HNL-U: 1,400 30.43%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 3 watches 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 · June 7, 2021

Serial Number 842200 was reported as inaccurate.

Note: Nathan, I am waiting on confirmation to check
serial number but this movement was shown to be
this serial number and 15jewel movement clearly
marked on plate..... serial number 842200
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Grade changed from 37 to 207
Jewels changed from 7J to 15j
Seth Thomas Grade 207 Pocket Watch