Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/u.s.-watch-co.-waltham-mass/12444/movement
https://pocketwatchdatabase.com/search/result/u.s.-watch-co.-waltham-mass/12444/movement
Access Date: November 27, 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: 6
| Manufacturer: | U.S. Watch Co. (Waltham, Mass) |  |
| Manufacturer Location: | Waltham, Massachusetts | |
| Movement Serial Number: | 12444 | |
| Grade: | 6 | |
| Model: | 1888 | |
| Estimated Production Year: | 1888 | |
| Run Quantity: | 100 | |
| Grade/Model Run: | 1 of 2 | |
| Grade/Model Total Production: | 200 | |
| Size: | 16s | |
| Jewels: | 15j | |
| Jewel Setting: | Screw-Set | |
| Movement Configuration: | Openface | |
| Movement Finish: | Gilt | |
| Movement Setting: | Pendant | |
| Plate: | 3/4 Plate | |
| Regulator: | Micrometric | |
| Hairspring: | Breguet | |
| Adjusted: | Yes | |
| Movement Markings: | U.S. Watch Co. Waltham, Mass. Adjusted Safety Pinion |
|
| Case: | Various | |
| Run ID: | 7.6G1.16S5.161888M2.O5.P5.15J1 | |
| Database Version: | v52.467 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 0.60 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 3.89 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.059% | |
| Registry Population: Scoped for This Run Only | 1 (1.00%) | |
Production Metrics Tree: Grade 6
Target Profile: 16S-M1888-15J-OGP-A
| U.S. Watch Co. (Waltham, Mass) Grade 6 (All Variations): 200 ETP |
| 16S: 200 100.00% 16s, Grade 6 |
| 16S-M1888: 200 100.00% 16s, Grade 6, Model 1888 |
| 16S-M1888-15J: 200 100.00% 16s, Grade 6, Model 1888, 15 Jewels |
| 16S-M1888-15J-OGP: 200 100.00% 16s, Grade 6, Model 1888, 15 Jewels, Openface/Pendant/Gilt |
| 16S-M1888-15J-OGP-A: 200 100.00% |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There is 1 watch in the population registry for this run with 1 image.
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Verification Reports for this Run
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