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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/tremont-watch-co/7975
https://pocketwatchdatabase.com/search/result/tremont-watch-co/7975
Access Date: December 03, 2024
We noticed that you entered a relatively short serial number.
"7975" 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.
"7975" 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: Tremont Watch Co.
| Manufacturer: | Tremont Watch Co. |  |
| Manufacturer Location: | Boston, Massachusetts | |
| Movement Serial Number: | 7975 | |
| Grade: | Tremont Watch Co. | |
| Variation: | 15J.CompBalance | |
| Model: | 1 | |
| Estimated Production Year: | 1867 | |
| Run Quantity: | 2,400 | |
| Grade/Model Run: | 17 of 21 | |
| Grade/Model Total Production: | 8,080 | |
| Variant Est. Production: | 7,325 (18S-M1-15J-EGK-U-15J.COMPBALANCE) | |
| 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. Boston |
|
| Case: | Various | |
| Run ID: | 23.G18.18S23.181M22.E23.K23.15J15 | |
| Database Version: | v52.479 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 24.32 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 730.00 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 44.177% | |
| Registry Population: Scoped for This Run Only | 22 (0.92%) | |
Production Metrics Tree: Grade Tremont Watch Co.
Target Profile: 18S-M1-15J-EGK-U-15J.COMPBALANCE
| Tremont Watch Co. Grade Tremont Watch Co. (All Variations): 8,580 ETP | |||
| 18S: 8,580 100.00% 18s, Grade Tremont Watch Co. |
|||
| 18S-M1: 8,080 94.17% 18s, Grade Tremont Watch Co., Model 1 |
Other: 500
Other Models or Unclassified |
||
| 18S-M1-15J: 7,825 91.20% 18s, Grade Tremont Watch Co., Model 1, 15 Jewels |
Other: 255
Other Jewels or Unclassified |
||
| 18S-M1-15J-EGK: 7,825 91.20% 18s, Grade Tremont Watch Co., Model 1, 15 Jewels, Adaptable/Key/Gilt |
|||
| 18S-M1-15J-EGK-U: 7,825 91.20% | |||
| 18S-M1-15J-EGK-U-15J.COMPBALANCE: 7,325 85.37% | Other: 500
Other Variants or Unclassified |
||
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 22 watches in the population registry for this run with 17 images.
|
|||||
Help Us Help Others By Improving the Database:
Does this information describe your movement accurately?
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.
Anonymous · September 15, 2023
Serial Number 7975 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
Louisc1 Supporter 87 · June 18, 2023
Serial Number 7230 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
jbenna 12 · January 18, 2023
Serial Number 8874 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
dcooper Supporter 230 · October 12, 2022
Serial Number 7693 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
ZombieHunter 15 · June 19, 2022
Serial Number 8664 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
cmdraven 4083 · November 21, 2021
Serial Number 8696 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
Anonymous · October 2, 2021
Serial Number 8725 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
Anonymous · September 16, 2021
Serial Number 6945 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
Anonymous · September 13, 2021
Serial Number 6945 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
cmdraven 4083 · August 7, 2021
Serial Number 7232 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
Anonymous · June 22, 2021
Serial Number 6916 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
Anonymous · June 13, 2021
Serial Number 6916 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
Anonymous · May 2, 2021
Serial Number 6981 was reported as inaccurate.
Note: Yes the date of the watch. The Tremont Watch Co.
went out of business and was moved to Melrose MA.
and the movements were changed to Melrose Watch
Co. in 1866. The movement 6981 was part of the run
that was made in May of 1865. Total watch
movements made up to 1866 was 14000.
went out of business and was moved to Melrose MA.
and the movements were changed to Melrose Watch
Co. in 1866. The movement 6981 was part of the run
that was made in May of 1865. Total watch
movements made up to 1866 was 14000.
Curator Response: There were "Tremont" marked movements that were manufactured even after the transition to Melrose. Care to provide an original source for the May 1865 date?
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
chuck1500 112 · January 13, 2021
Serial Number 7260 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
Anonymous · October 31, 2020
Serial Number 8922 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j or 15j to 15j
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