Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/7640499
https://pocketwatchdatabase.com/search/result/waltham/7640499
Access Date: April 24, 2024
From the American Horology Archive:
American Waltham Watch Co.
Grade: No. 20
| Manufacturer: | Waltham |  |
| Manufacturer Location: | Waltham, Massachusetts | |
| Movement Serial Number: | 7640499 | |
| Grade: | No. 20 | |
| Model: | 1888 | |
| Estimated Production Year: | 1896 | |
| Run Quantity: | 1,100 | |
| Grade/Model Run: | 113 of 138 | |
| Grade/Model Total Production: | 305,873 | |
| Size: | 16s | |
| Jewels: | 7j | |
| Movement Configuration: | Openface | |
| Movement Finish: | Gilt | |
| Movement Setting: | Pendant | |
| Plate: | 3/4 Plate | |
| Hairspring: | Breguet | |
| Adjusted: | No | |
| Railroad Grade: | No | |
| Data Research: |
1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest |
|
| Case: | Various | |
| Run ID: | 15583.G113.16S827.161888M502.O10208.P2094.7J4415 | |
| Database Version: | v52.245 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 444.70 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 404.67 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.442% | |
| Registry Population: | 7 (0.64%) | |
| $ Estimated Value (12 Month Change): | -9.48% Analyzing 347 Sales | |
|
Research Note: Waltham factory serial lists designate this run as Grade No. 20 with 7 Jewels. However, #7640983 has been verified with top-plate screw-set jewels (including an odd raised jewel setting on the 3rd wheel), suggesting 11 or 15 jewels. #7640889 has also been reported with 15 Jewels and may also have this same configuration of 11 or 15 Jewels (no photo available for verification).
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Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
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There are 7 watches in the population registry for this run with 2 images.
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Help Us Help Others By Improving the Database:
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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.
cbzimm Supporter 468 · May 19, 2022
Serial Number 7640983 was reported as inaccurate.
Note: 15J
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.
ClockNut 2 · April 27, 2018
Serial Number 7640499 was reported as accurate.
Anonymous · April 27, 2018
Serial Number 7640889 was reported as inaccurate.
Note: Model 1888 has fifteen jewels not seven, page 121
in the complete guide to watches, my watch shows
at least 15 jewels.
in the complete guide to watches, my watch shows
at least 15 jewels.
Curator Response: Thanks for the report. Models are comprised of various grades and differing jewel counts. According to factory records, this run is designated as grade "No. 20" with 7 jewels. Feel free to upload a photo of the movement for further evaluation. (Another member just uploaded images of #7640499 from this run, confirmed as a 7 jewel movement).
Anonymous · April 25, 2018
Serial Number 7640898 was reported as accurate.
Anonymous · February 2, 2018
Serial Number 7640738 was reported as accurate.
Anonymous · March 15, 2014
Serial Number 7639970 was reported as accurate.
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