Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/170951
https://pocketwatchdatabase.com/search/result/waltham/170951
Access Date: January 30, 2023
From the American Horology Archive:
American Waltham Watch Co.
Grade: P.S. Bartlett
| Manufacturer: | Waltham |  |
| Manufacturer Location: | Waltham, Massachusetts | |
| Movement Serial Number: | 170951 | |
| Grade: | P.S. Bartlett | |
| Model: | 1857 | |
| Estimated Production Date: | June 1865 | |
| Run Quantity: | 300 | |
| Grade/Model Total Production: | 293,259 | |
| Size: | 18s | |
| Jewels: | 11j | |
| Movement Configuration: | Adaptable | |
| Movement Finish: | Gilt | |
| Movement Setting: | Key | |
| Plate: | Full Plate | |
| Balance Type: | Solid | |
| Balance Material: | Steel | |
| Adjusted: | No | |
| Railroad Grade: | No | |
| Data Research: |
c.1900 Waltham Factory Ledgers 1954 Waltham "Gray Book" List |
|
| Case: | Various | |
| Registry Population: | 7 (2.33%) | |
| Database Version: | v49.716 | |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
| 1 | 170702 | #2 | Marketplace | September 09, 2014 | |
| 2 | 170896 | #196 | Marketplace | August 29, 2014 | |
| 3 |
Image Credit: pmwas1 |
170951 | #251 | Collection | April 27, 2013 |
| 4 | 170964 | #264 | Marketplace | November 20, 2014 | |
| 5 | 170967 | #267 | Inferred | ||
| 6 | 170976 | #276 | Inferred | ||
| 7 | 170994 | #294 | Collection | August 28, 2016 | |
| Standard Deviation of Known Examples: 101.49 (Expected: 86.75, Δ14.75/4.92%) | |||||
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 10, 2019
Serial Number 170890 was reported as accurate.
Changes since this report was submitted:
Adjusted changed from Yes to No
Anonymous · March 8, 2018
Serial Number 170976 was reported as accurate.
Changes since this report was submitted:
Adjusted changed from Yes to No
Anonymous · February 26, 2018
Serial Number 170813 was reported as accurate.
Changes since this report was submitted:
Adjusted changed from Yes to No
Anonymous · April 27, 2013
Serial Number 170951 was reported as accurate.
Changes since this report was submitted:
Adjusted changed from Yes to No
Anonymous · January 28, 2013
Serial Number 170772 was reported as accurate.
Changes since this report was submitted:
Adjusted changed from Yes to No
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