Seth Thomas Pocket Watch: Serial Number 505702 (Grade 56)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/505702

Access Date: November 15, 2024

From the American Horology Archive:

Seth Thomas Watch Co.

Grade: 56

Private Label(s) in Run:

Louis G. Addor - Sedalia, Mo.

Brumer Bros - Clinton, Iowa

What is a Private Label?

Manufacturer:	Seth Thomas
Manufacturer Location:	Thomaston, Connecticut
Movement Serial Number:	505702
Grade:	56
Model:	2
Estimated Production Year:	1899
Run Quantity:	200
Grade/Model Run:	13 of 13
Grade/Model Total Production:	3,900
Variant Est. Production:	200 (18S-M2-7J)
Size:	18s
Jewels:	7j
Jewel Setting:	Burnished Jewels
Movement Configuration:	Hunting
Movement Finish:	Gilt
Movement Setting:	Lever
Plate:	3/4 Plate
Balance Type:	Expansion
Regulator:	-1892:Micrometric;1893-:Plain
Hairspring:	Flat
Standard Dial Type:	Single-Sunk
Adjusted:	No
Railroad Grade:	No
U.S. Patents:	374359
Movement Markings:	[Private Label] Safety Pinion Pat'd Dec.6.'87.
Case:	Various
Run ID:	690.56G13.18S571.182M138.H255.L604.7J133
Data Research:	1904 Seth Thomas Serial List
Database Version:	v52.433
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	11.74
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	34.22
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.275%
Registry Population: Scoped for This Run Only	2 (1.00%)
Research Note: #505702: Verified as a Private Label Marked "Louis G. Addor - Sedalia, Mo." It is possible the escape wheel and 4th wheel have upper jewels burnished into the plate (unclear image), which would suggest a 9 or 11 jewel movement instead of 7.

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Production Metrics Tree: Grade 56

Target Profile: 18S-M2-7J-HGL-U

Seth Thomas Grade 56 (All Variations): 3,900 ETP
18S: 3,900 100.00% 18s, Grade 56
18S-M2: 3,900 100.00% 18s, Grade 56, Model 2
18S-M2-7J: 200 5.13% 18s, Grade 56, Model 2, 7 Jewels	Other: 3,700 Other Jewels or Unclassified
18S-M2-7J-HGL: 200 5.13% 18s, Grade 56, Model 2, 7 Jewels, Hunting/Lever/Gilt
18S-M2-7J-HGL-U: 200 5.13%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 2 watches in the population registry for this run with 1 image. 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.