Pocket Watch Database


From the American Horology Archive:
Waltham Grade Riverside Pocket Watch

American Waltham Watch Co.

Grade: Riverside

Mixed Run: Pendant-Set and Lever-Set Examples Reported

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 23101770 Question Mark
Grade: Riverside Question Mark
Model: 1908 Question Mark
Estimated Production Year: 1919 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 27 of 32 Question Mark
Grade/Model Total Production: 25,700 Question Mark
Size: 16s Question Mark
Jewels: 19j Question Mark
Movement Configuration: Openface Question Mark
Movement Setting: Lever    Mixed Run Question Mark
Plate: Bridge Plate Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Railroad Grade: Yes Question Mark
Case: Various Question Mark
Run ID: 24390.G1018.16S3650.161908M1203.O15171.L5515.19J464 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.450 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
63.22 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
57.53 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.063% Question Mark
Registry Population:
Scoped for This Run Only
11 (1.10%) Question Mark
$ Estimated Value (12 Month Change): 3.57% Analyzing 217 Sales Question Mark

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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 · March 28, 2023

Serial Number 23101730 was reported as accurate.

Anonymous · March 2, 2021

Serial Number 23101546 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · February 28, 2021

Serial Number 23101546 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · November 27, 2019

Serial Number 23101494 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

micha17 11 · January 18, 2019

Serial Number 23101003 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · October 12, 2018

Serial Number 23101944 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

bogus22 Supporter 83 · June 6, 2018

Serial Number 23101620 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

CechBro 36 · April 13, 2016

Serial Number 23101153 was reported as inaccurate.

Note: Pendant set
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 13, 2016

Serial Number 23101873 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · May 19, 2014

Serial Number 23101927 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · October 23, 2013

Serial Number 23101944 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · April 7, 2013

Serial Number 23101189 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Railroad Grade changed from No to Yes
Plate changed from 3/4 to Bridge

Anonymous · March 26, 2013

Serial Number 23101754 was reported as inaccurate.

Note: Movement Setting: Lever
Adjusted to Position: 5 Positions
Railroad Grade: Yes
Changes since this report was submitted:
Railroad Grade changed from No to Yes
Plate changed from 3/4 to Bridge
Waltham Grade Riverside Pocket Watch