Seth Thomas Pocket Watch: Serial Number 558204 (Grade 171)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/558204

Access Date: December 14, 2024

From the American Horology Archive:

Seth Thomas Watch Co.

Grade: 171

Manufacturer:	Seth Thomas
Manufacturer Location:	Thomaston, Connecticut
Movement Serial Number:	558204
Grade:	171
Model:	2
Estimated Production Year:	1896
Run Quantity:	300
Grade/Model Run:	22 of 23
Grade/Model Total Production:	5,195
Size:	18s
Jewels:	15j
Jewel Setting:	Screw-Set
Movement Configuration:	Hunting
Movement Finish:	Nickel
Movement Setting:	Lever
Plate:	3/4 Plate
Balance Type:	Expansion
Regulator:	Reed
Hairspring:	Flat
Standard Dial Type:	Single-Sunk
Adjusted:	No
Railroad Grade:	No
U.S. Patents:	374359
Movement Markings:	Seth Thomas Thomaston, Conn.
Case:	Various
Run ID:	755.171G22.18S634.182M159.H295.L665.15J196
Data Research:	1904 Seth Thomas Serial List
Database Version:	v52.508
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	15.64
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	45.73
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.375%
Registry Population: Scoped for This Run Only	5 (1.67%)

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Production Metrics Tree: Grade 171

Target Profile: 18S-M2-15J-HNL-U

Seth Thomas Grade 171 (All Variations): 5,195 ETP

18S: 5,195 100.00%
18s, Grade 171

18S-M2: 5,195 100.00%
18s, Grade 171, Model 2

18S-M2-15J: 5,195 100.00%
18s, Grade 171, Model 2, 15 Jewels

18S-M2-15J-HNL: 5,195 100.00%
18s, Grade 171, Model 2, 15 Jewels, Hunting/Lever/Nickel

18S-M2-15J-HNL-U: 5,195 100.00%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 5 watches in the population registry for this run with 3 images. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

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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.