Seth Thomas Pocket Watch: Serial Number 70374 (Grade 171)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/70374

Access Date: November 14, 2024

From the American Horology Archive:

Seth Thomas Watch Co.

Grade: 171

Manufacturer:	Seth Thomas
Manufacturer Location:	Thomaston, Connecticut
Movement Serial Number:	70374
Grade:	171
Model:	2
Estimated Production Year:	1893
Run Quantity:	700
Grade/Model Run:	14 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. Safety Pinion Pat'd Dec.6.'87.
Case:	Various
Run ID:	149.171G14.18S149.182M71.H71.L139.15J74
Data Research:	1904 Seth Thomas Serial List
Database Version:	v52.431
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	0.367%
Registry Population: Scoped for This Run Only	5 (0.71%)

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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 2 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.

Anonymous · March 29, 2020

Serial Number 69961 was reported as accurate.

Changes since this report was submitted:

Grade changed from Unknown to 171

Anonymous · March 1, 2020

Serial Number 69944 was reported as inaccurate.

Note: Clearly not a Molineux. Appears to be 15j. Just
marked Seth thomas, Thomaston, Conn. Safety
pinion.

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 Henry Molineux to 171

Jewels changed from 17j to 15j

Adjusted changed from Yes to No