Pocket Watch Database

From the American Horology Archive:
Waltham Grade Riverside Pocket Watch

American Waltham Watch Co.

Grade: Riverside

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 18139241
Grade: Riverside
Model: 1908
Estimated Production Year: 1911
Run Quantity: 500
Grade/Model Run: 8 of 32
Grade/Model Total Production: 25,700
Size: 16s
Jewels: 19j
Movement Configuration: Openface
Movement Setting: Lever
Plate: Bridge Plate
Regulator: Church 1892
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 21792.G947.16S2777.161908M352.O13556.L5309.19J367
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
62.87
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
57.53
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.063%
Registry Population: 7 (1.40%)
$ Estimated Value (12 Month Change): -1.41% Analyzing 217 Sales

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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 · June 28, 2023

Serial Number 18139252 was reported as accurate.

Anonymous · September 16, 2021

Serial Number 18139112 was reported as accurate.

Wolfeman70 9 · November 20, 2016

Serial Number 18139174 was reported as accurate.

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

Anonymous · March 30, 2016

Serial Number 18139413 was reported as inaccurate.

Note: Lever Set
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Plate changed from 3/4 to Bridge

Anonymous · February 27, 2015

Serial Number 18139319 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Plate changed from 3/4 to Bridge

Anonymous · October 12, 2014

Serial Number 18139267 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Plate changed from 3/4 to Bridge

retirement 25 · July 2, 2014

Serial Number 18139396 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Plate changed from 3/4 to Bridge

Anonymous · March 7, 2014

Serial Number 18139118 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Plate changed from 3/4 to Bridge

Anonymous · September 28, 2013

Serial Number 18139431 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Plate changed from 3/4 to Bridge
Waltham Grade Riverside Pocket Watch