Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/18102354
https://pocketwatchdatabase.com/search/result/waltham/18102354
Access Date: April 16, 2024
From the American Horology Archive:
American Waltham Watch Co.
Grade: Riverside A
| Manufacturer: | Waltham |  |
| Manufacturer Location: | Waltham, Massachusetts | |
| Movement Serial Number: | 18102354 | |
| Grade: | Riverside A | |
| Model: | Colonial A | |
| Estimated Production Year: | 1911 | |
| Run Quantity: | 400 | |
| Grade/Model Run: | 1 of 25 | |
| Grade/Model Total Production: | 25,300 | |
| Size: | 14s | |
| Jewels: | 19j | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Movement Setting: | Pendant | |
| Plate: | Bridge Plate | |
| Hairspring: | Breguet | |
| Adjusted: | Yes | |
| Adjusted to Position: | Yes | |
| Railroad Grade: | No | |
| Data Research: |
1954 Waltham "Gray Book" List NAWCC Waltham Serial Digest |
|
| Case: | Various | |
| Run ID: | 21744.G1.14S2380.M3.O13522.P7000.19J364 | |
| Database Version: | v52.235 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 76.17 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 69.31 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.076% | |
| Registry Population: | 5 (1.25%) | |
|
Research Note: Waltham Serial Ledgers designate this run as "Col. A."
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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 5 watches in the population registry for this run.
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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.
Rcardkidz 3427 · February 18, 2024
Serial Number 18102346 was reported as accurate.
Rcardkidz 3427 · April 30, 2023
Serial Number 18102410 was reported as accurate.
bbwusa 5 · July 22, 2014
Serial Number 18102155 was reported as inaccurate.
Note: Watch movement is marked as "19 Jewels" not "21."
It is also marked as "Riverside A"
It is also marked as "Riverside A"
Changes since this report was submitted:
Jewels changed from 21j to 19j
Factory Model changed from Ser.a to Colonial A
Plate changed from Unknown to Bridge
bbwusa 5 · July 22, 2014
Serial Number 18102155 was reported as inaccurate.
No further details were submitted with the report.
Changes since this report was submitted:
Jewels changed from 21j to 19j
Factory Model changed from Ser.a to Colonial A
Plate changed from Unknown to Bridge
