Pocket Watch Database
https://pocketwatchdatabase.com/search/result/waltham/621147
Access Date: May 29, 2023
From the American Horology Archive:

American Waltham Watch Co.
Grade: P.S. Bartlett
Manufacturer: | Waltham | ![]() |
Manufacturer Location: | Waltham, Massachusetts | ![]() |
Movement Serial Number: | 621147 | ![]() |
Grade: | P.S. Bartlett | ![]() |
Model: | 1857 | ![]() |
Estimated Production Date: | July 1872 - September 1, 1872 | ![]() |
Run Quantity: | 820 | ![]() |
Grade/Model Total Production: | 293,359 | ![]() |
Size: | 18s | ![]() |
Jewels: | 11j | ![]() |
Jewel Material: | Ruby | ![]() |
Movement Configuration: | Adaptable | ![]() |
Movement Finish: | Gilt | ![]() |
Movement Setting: | Key | ![]() |
Plate: | Full Plate | ![]() |
Adjusted: | No | ![]() |
Railroad Grade: | No | ![]() |
Data Research: |
c.1900 Waltham Factory Ledger Book 1 [NAWCC] c.1900 Waltham Factory Ledgers [Ehrhardt Transcription] 1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest |
![]() |
Case: | Various | ![]() |
Database Version: | v50.828 | ![]() |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 812.94 | ![]() |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 766.39 | ![]() |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.837% | ![]() |
Registry Population: | 6 (0.73%) | ![]() |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
1 | 621019 | #19 | Marketplace | November 02, 2021 | |
2 | 621100 | #100 | Inferred | ||
3 |
![]() Image Credit: chrsbenedetto |
621147 | #147 | Collection | April 26, 2017 |
4 | 621227 | #227 | Inferred | ||
5 | 621408 | #408 | Marketplace | July 10, 2019 | |
6 | 621491 | #491 | Inferred | ||
Standard Deviation of Known Examples: 183.36 (Expected: 236.86, Δ53.50/6.52%) |
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.
skimmett 1 · September 4, 2020
Serial Number 621598 was reported as accurate.
Anonymous · February 5, 2020
Serial Number 621433 was reported as accurate.
Anonymous · August 9, 2019
Serial Number 621023 was reported as accurate.
Spinningcharlie 8 · June 6, 2019
Serial Number 621678 was reported as accurate.

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