Seth Thomas Pocket Watch: Serial Number 505814 (Grade 52)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/505814/movement

Access Date: October 05, 2024

From the American Horology Archive:

Seth Thomas Watch Co.

Grade: 52

Private Label(s) in Run:

Earle - Philadelphia, Pa.

What is a Private Label?

Manufacturer:	Seth Thomas
Manufacturer Location:	Thomaston, Connecticut
Movement Serial Number:	505814
Grade:	52
Model:	2
Estimated Production Year:	1899
Run Quantity:	15
Grade/Model Run:	4 of 5
Grade/Model Total Production:	1,095
Size:	18s
Jewels:	15j
Jewel Setting:	Screw-Set
Movement Configuration:	Hunting
Movement Finish:	Gilt
Movement Setting:	Lever
Plate:	3/4 Plate
Balance Type:	Expansion
Regulator:	Reed
Hairspring:	Flat
Adjusted:	No
Railroad Grade:	No
U.S. Patents:	374359
Movement Markings:	[Private Label] Safety Pinion Pat'd Dec.6.'87.
Case:	Various
Run ID:	690.52G4.18S571.182M139.H256.L604.15J190
Data Research:	1904 Seth Thomas Serial List
Database Version:	v52.406
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	3.29
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	19.17
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.214%
Registry Population: Scoped for This Run Only	1 (6.67%)

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Production Metrics Tree: Grade 52

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

Seth Thomas Grade 52 (All Variations): 1,095 ETP

18S: 1,095 100.00%
18s, Grade 52

18S-M2: 1,095 100.00%
18s, Grade 52, Model 2

18S-M2-15J: 1,095 100.00%
18s, Grade 52, Model 2, 15 Jewels

18S-M2-15J-HGL: 1,095 100.00%
18s, Grade 52, Model 2, 15 Jewels, Hunting/Lever/Gilt

18S-M2-15J-HGL-U: 1,095 100.00%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
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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.