Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/u.s.-watch-co.-waltham-mass/18527
https://pocketwatchdatabase.com/search/result/u.s.-watch-co.-waltham-mass/18527
Access Date: November 10, 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: 25
| Manufacturer: | U.S. Watch Co. (Waltham, Mass) |  |
| Manufacturer Location: | Waltham, Massachusetts | |
| Movement Serial Number: | 18527 | |
| Grade: | 25 | |
| Model: | 1888 | |
| Estimated Production Year: | 1888 | |
| Run Quantity: | 530 | |
| Grade/Model Run: | 1 of 1 | |
| Grade/Model Total Production: | 530 | |
| Size: | 18s | |
| Jewels: | 15j | |
| Jewel Material: | Ruby | |
| 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. Safety Pinion Adjusted |
|
| Case: | Various | |
| Run ID: | 39.25G1.18S5.181888M5.O37.P37.15J7 | |
| Database Version: | v52.431 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 1.59 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 10.63 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.156% | |
| Registry Population: Scoped for This Run Only | 2 (0.38%) | |
Production Metrics Tree: Grade 25
Target Profile: 18S-M1888-15J-OGP-A
| U.S. Watch Co. (Waltham, Mass) Grade 25 (All Variations): 530 ETP |
| 18S: 530 100.00% 18s, Grade 25 |
| 18S-M1888: 530 100.00% 18s, Grade 25, Model 1888 |
| 18S-M1888-15J: 530 100.00% 18s, Grade 25, Model 1888, 15 Jewels |
| 18S-M1888-15J-OGP: 530 100.00% 18s, Grade 25, Model 1888, 15 Jewels, Openface/Pendant/Gilt |
| 18S-M1888-15J-OGP-A: 530 100.00% |
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 2 images.
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Verification Reports for this Run
There are currently no verifications for this range.
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This WatchFrom This RunImage Source/Credit: eBay Auction
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From This RunImage Source/Credit: eBay Auction