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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/21734311
https://pocketwatchdatabase.com/search/result/waltham/21734311
Access Date: May 14, 2025
From the American Horology Archive:
American Waltham Watch Co.
Grade: 8 Day
| Manufacturer: | Waltham |
|
| Manufacturer Location: | Waltham, Massachusetts |
|
| Movement Serial Number: | 21734311 |
|
| Grade: | 8 Day |
|
| Model: | 1910 |
|
| Estimated Production Year: | 1917 |
|
| Run Quantity: | 6,000 |
|
| Grade/Model Run: | 80 of 139 |
|
| Grade/Model Total Production: | 806,000 |
|
| Size: | 37s |
|
| Jewels: | 15j |
|
| Movement Configuration: | Openface |
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| Movement Finish: | Nickel |
|
| Movement Setting: | Pendant |
|
| Wind Mechanism: | Stem |
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| Plate: | 3/4 Plate |
|
| Regulator: | Micrometer |
|
| Hairspring: | Breguet |
|
| Adjusted: | No |
|
| Railroad Grade: | No |
|
| Case: | Various | |
| Run ID: | 23721.G80.37S82.371910M82.O14726.P8810.15J5577 | |
| Data Research: |
1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest |
|
| Database Version: | v52.647 | |
| Advanced Metrics | ||
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| Registry Population: Scoped for This Run Only | 4 (0.07%) | |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 4 watches in the population registry for this run with 2 images.
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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.
watchman4831 193 · March 24, 2017
Serial Number 21737728 was reported as inaccurate.
Note: 7 jewel car clock-Hudson Super six. plain reg.
Wind Indicator with red dot at 4
Wind Indicator with red dot at 4
Anonymous · March 15, 2017
Serial Number 21736406 was reported as accurate.
fordcasa Top Contributor Supporter 447 · July 4, 2014
Serial Number 21738284 was reported as inaccurate.
Note: 37s 8 Day
7 Jewels
7 Jewels
fordcasa Top Contributor Supporter 447 · May 27, 2014
Serial Number 21736406 was reported as inaccurate.
Note: Boxed and Gimbaled ships Chronometer.
37s 15J adjusted 8 day movement
Nickel 3/4 plate
Micrometer regulator
37s 15J adjusted 8 day movement
Nickel 3/4 plate
Micrometer regulator
Changes since this report was submitted:
Size changed from Unknown to 37
Jewels changed from 7J to 15j
Plate changed from Unknown to 3/4
