U.S. Watch Co. (Waltham, Mass) Pocket Watch: Serial Number 132155 (Grade 52)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/u.s.-watch-co.-waltham-mass/132155

Access Date: December 30, 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: 52

Manufacturer:	U.S. Watch Co. (Waltham, Mass)
Manufacturer Location:	Waltham, Massachusetts
Movement Serial Number:	132155
Grade:	52
Model:	1888h
Estimated Production Year:	1895
Run Quantity:	600
Grade/Model Run:	2 of 3
Grade/Model Total Production:	900
Variant Est. Production:	700 (18S-M1888H-17J-HAL)
Size:	18s
Jewels:	17j
Jewel Setting:	Screw-Set
Movement Configuration:	Hunting
Movement Finish:	Acid Etched
Finish Pattern:	Flowers
Movement Setting:	Lever
Plate:	Full Plate
Train:	Quick
Regulator:	Micrometric
Hairspring:	Breguet
Standard Dial Type:	Double-Pressed
Adjusted:	Yes
U.S. Patents:	584531
Movement Markings:	U.S. Watch Co. Waltham, Mass. 17 Jewels Adjusted
Case:	Various
Run ID:	204.52G2.18S109.M79.H138.L160.17J4
Database Version:	v52.529
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	2.71
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	18.20
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	0.262%
Registry Population: Scoped for This Run Only	10 (1.67%)

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Production Metrics Tree: Grade 52

Target Profile: 18S-M1888H-17J-HAL-A

U.S. Watch Co. (Waltham, Mass) Grade 52 (All Variations): 900 ETP
18S: 900 100.00% 18s, Grade 52
18S-M1888H: 900 100.00% 18s, Grade 52, Model 1888h
18S-M1888H-17J: 900 100.00% 18s, Grade 52, Model 1888h, 17 Jewels
18S-M1888H-17J-HAL: 700 77.78% 18s, Grade 52, Model 1888h, 17 Jewels, Hunting/Lever/Acid Etched	Other: 200 Other Configs or Unclassified
18S-M1888H-17J-HAL-A: 700 77.78%

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 10 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.