U.S. Watch Co. (Waltham, Mass) Pocket Watch: Serial Number 95279 (Grade 40)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/u.s.-watch-co.-waltham-mass/95279

Access Date: December 02, 2024

Due to the lack of existing factory records, our U.S. Watch Co. (Waltham, Mass) database has been reconstructed using observations of known watches.
As a result, the information may contain inaccuracies. Please let us know if you have details that can improve the database.

The United States Watch Co. of Waltham, Massachusetts should not be confused with the more common American Waltham Watch Co. If the movement is NOT marked "U.S. Watch Co." or "United States Watch Co." please conduct a lookup under the American Waltham Watch Company.

From the American Horology Archive:

U.S. Watch Co. (Waltham, Mass)

Grade: 40

Manufacturer:	U.S. Watch Co. (Waltham, Mass)
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	95279
Grade:	40
Model:	1888h
Estimated Production Year:	1893
Run Quantity:	200
Grade/Model Run:	5 of 6
Grade/Model Total Production:	450
Variant Est. Production:	240 (18S-M1888H-16J-HNL-APT)
Size:	18s
Jewels:	16j
Jewel Material:	Ruby
Jewel Setting:	Screw-Set
Movement Configuration:	Hunting
Movement Finish:	Nickel
Movement Setting:	Lever
Plate:	Full Plate
Train:	Quick
Regulator:	Micrometric
Hairspring:	Breguet
Standard Dial Type:	Single-Sunk
Adjusted:	Yes
Adjusted to Position:	Yes
Adjusted to Temperature:	Yes
Movement Markings:	U.S. Watch Co. Waltham, Mass. Adjusted
Case:	Various
Run ID:	144.40G5.18S59.M53.H102.L102.16J6
Database Version:	v52.476
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	1.35
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	9.00
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.132%
Registry Population: Scoped for This Run Only	2 (1.00%)

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Production Metrics Tree: Grade 40

Target Profile: 18S-M1888H-16J-HNL-APT

U.S. Watch Co. (Waltham, Mass) Grade 40 (All Variations): 450 ETP
18S: 450 100.00% 18s, Grade 40
18S-M1888H: 450 100.00% 18s, Grade 40, Model 1888h
18S-M1888H-16J: 400 88.89% 18s, Grade 40, Model 1888h, 16 Jewels			Other: 50 Other Jewels or Unclassified
18S-M1888H-16J-HNL: 290 64.44% 18s, Grade 40, Model 1888h, 16 Jewels, Hunting/Lever/Nickel		Other: 110 Other Configs or Unclassified
18S-M1888H-16J-HNL-APT: 240 53.33%	Other: 50 Other Adjustments or Unclassified

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.