Pocket Watch Database


From the American Horology Archive:
Waltham Grade Riverside Pocket Watch

American Waltham Watch Co.

Grade: Riverside

Mixed Run: Factory records designate 19-jewels while 21-jewel examples verified in run

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 24508555 Question Mark
Grade: Riverside Question Mark
Model: 1924 Col.b Question Mark
Estimated Production Year: 1923 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 5 of 7 Question Mark
Grade/Model Total Production: 15,000 Question Mark
Size: 12s Question Mark
Jewels: 19j    Mixed Run Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 24699.G1027.12S1529.M22.O15375.P9675.19J477 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.462 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
45.16 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
41.09 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.045% Question Mark
Registry Population:
Scoped for This Run Only
9 (0.90%) Question Mark
Research Note: Waltham Serial Ledgers designate this run as "Col." Model 1924 (Colonial B). Waltham Serial Lists designate this run as 19 Jewels. However, #24508502 and #24508703 Verified as (Plugged) 21-Jewels. #24508638, #24508289, and #24508503: Reported as 21 Jewels.

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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.


Anonymous · December 16, 2022

Serial Number 24508289 was reported as inaccurate.

Note: 21J
Curator Response: Thanks for the confirmation!

bunnofnickle 67 · July 31, 2020

Serial Number 24508503 was reported as inaccurate.

Note: Also 21 jewel
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.
Changes since this report was submitted:
Plate changed from Unknown to Bridge

Anonymous · March 16, 2020

Serial Number 24508476 was reported as accurate.

tremendez 17 · February 23, 2019

Serial Number 24508691 was reported as accurate.

Anonymous · November 30, 2018

Serial Number 24508691 was reported as accurate.

Anonymous · December 28, 2015

Serial Number 24508583 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Colonial to 1924 Col.b

Anonymous · June 14, 2015

Serial Number 24508638 was reported as inaccurate.

Note: 21jewels
Changes since this report was submitted:
Factory Model changed from Colonial to 1924 Col.b
Plate changed from Unknown to Bridge
Waltham Grade Riverside Pocket Watch