Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/tremont-watch-co/5228
https://pocketwatchdatabase.com/search/result/tremont-watch-co/5228
Access Date: February 10, 2025
We noticed that you entered a relatively short serial number.
"5228" could possibly indicate the grade of the watch and not the serial number of your movement. Serial numbers are usually more than a few digits.
"5228" could possibly indicate the grade of the watch and not the serial number of your movement. Serial numbers are usually more than a few digits.
Due to the lack of existing factory records, our Tremont Watch Co. 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:
Tremont Watch Co.
Grade: Washington St.
| Manufacturer: | Tremont Watch Co. |  |
| Manufacturer Location: | Boston, Massachusetts | |
| Movement Serial Number: | 5228 | |
| Grade: | Washington St. | |
| Model: | 1 | |
| Estimated Production Year: | 1866 | |
| Run Quantity: | 60 | |
| Grade/Model Run: | 1 of 1 | |
| Grade/Model Total Production: | 60 | |
| Size: | 18s | |
| Jewels: | 15j | |
| Movement Configuration: | Adaptable | |
| Movement Finish: | Gilt | |
| Movement Setting: | Key | |
| Plate: | Full Plate | |
| Regulator: | Plain | |
| Hairspring: | Flat | |
| Movement Markings: | Tremont Watch Co. Washington St. Boston |
|
| Case: | Various | |
| Run ID: | 17.G1.18S17.181M16.E17.K17.15J11 | |
| Database Version: | v52.608 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 0.18 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.91 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.328% | |
| Registry Population: Scoped for This Run Only | 3 (5.00%) | |
Production Metrics Tree: Grade Washington St.
Target Profile: 18S-M1-15J-EGK-U
| Tremont Watch Co. Grade Washington St. (All Variations): 110 ETP | |
| 18S: 110 100.00% 18s, Grade Washington St. |
|
| 18S-M1: 60 54.55% 18s, Grade Washington St., Model 1 |
Other: 50
Other Models or Unclassified |
| 18S-M1-15J: 60 54.55% 18s, Grade Washington St., Model 1, 15 Jewels |
|
| 18S-M1-15J-EGK: 60 54.55% 18s, Grade Washington St., Model 1, 15 Jewels, Adaptable/Key/Gilt |
|
| 18S-M1-15J-EGK-U: 60 54.55% | |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 3 watches in the population registry for this run with 3 images.
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