Pocket Watch Database
https://pocketwatchdatabase.com/search/result/u.s.-watch-co.-waltham-mass/95489/movement
Access Date: September 23, 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.
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: | 95489 | |
Grade: | 40 | |
Model: | 1888h | |
Estimated Production Year: | 1893 | |
Run Quantity: | 200 | |
Grade/Model Run: | 6 of 6 | |
Grade/Model Total Production: | 600 | |
Variant Est. Production: | 200 (18S-M1888H-16J-HNL-U) | |
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: | Double-Pressed | |
Adjusted: | No | |
Railroad Grade: | No | |
Movement Markings: | U.S. Watch Co. Waltham, Mass. |
|
Case: | Various | |
Run ID: | 145.40G6.18S60.M54.H103.L103.16J7 | |
Database Version: | v52.400 | |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 1.80 | |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 11.94 | |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.176% | |
Registry Population: Scoped for This Run Only | 2 (1.00%) |
Production Metrics Tree: Grade 40
Target Profile: 18S-M1888H-16J-HNL-U
U.S. Watch Co. (Waltham, Mass) Grade 40 (All Variations): 600 ETP | |||||
18S: 600 100.00% 18s, Grade 40 |
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18S-M1888H: 600 100.00% 18s, Grade 40, Model 1888h |
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18S-M1888H-16J: 550 91.67% 18s, Grade 40, Model 1888h, 16 Jewels |
Other: 50
Other Jewels or Unclassified |
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18S-M1888H-16J-HNL: 440 73.33% 18s, Grade 40, Model 1888h, 16 Jewels, Hunting/Lever/Nickel |
Other: 110
Other Configs or Unclassified |
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18S-M1888H-16J-HNL-U: 200 33.33% | Other: 240
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.
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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.
fgicaep 1 · March 4, 2024
Serial Number 95461 was reported as inaccurate.
Grade number is not correct.
Dial configuration is not correct.
Model number 1888H is not a valid U.S. Watch Co.
model number. This looks like a AWWCo model
number.