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: 12087723
Grade: Riverside
Model: 1899
Estimated Production Year: 1902
Run Quantity: 500
Grade/Model Run: 54 of 118
Grade/Model Total Production: 56,539
Size: 16s
Jewels: 17j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Bridge Type: Center
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: 18034.G750.16S1581.161899M544.O11491.P4014.17J934
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
100.56
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
91.51
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.100%
Registry Population: 7 (1.40%)
$ Estimated Value (12 Month Change): 3.88% Analyzing 184 Sales
Research Note: Waltham Serial Lists designate this run as 17 Jewels. #12087723 has been verified as featuring 17 Jewels (marked). #12087521, #12087635, and #12087967 have been reported as featuring 19 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 · April 23, 2022

Serial Number 12087521 was reported as inaccurate.

Note: 12087521 has 19 jewels.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

TWW369 7 · August 22, 2021

Serial Number 12087635 was reported as inaccurate.

Note: 12087635 Waltham is 19 Jewels. Thank You...Tom
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

Anonymous · August 13, 2021

Serial Number 12087550 was reported as accurate.

Anonymous · November 27, 2020

Serial Number 12087817 was reported as accurate.

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

Anonymous · October 28, 2020

Serial Number 12087857 was reported as accurate.

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

Anonymous · February 16, 2019

Serial Number 12087723 was reported as inaccurate.

Note: This serial #12087723 is 17J not 19.
Changes since this report was submitted:
Jewels changed from 19j to 17j
Plate changed from 3/4 to Bridge

TWW369 7 · March 29, 2018

Serial Number 12087635 was reported as inaccurate.

Note: I own this watch S# 12087635 in Excellent
condition. It is not 17 Jewel is 19 Jewels. Hope
that helps...If you want an image of it let me
know T.William *****@Computer.Org

Tom Williams

PS I enjoy your site...Thank You...
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · October 12, 2017

Serial Number 12087723 was reported as accurate.

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

Anonymous · July 4, 2017

Serial Number 12087508 was reported as inaccurate.

Note: Watch has 17 jewels not 19
Changes since this report was submitted:
Jewels changed from 19j to 17j
Plate changed from 3/4 to Bridge

alandye 52 · March 19, 2014

Serial Number 12087967 was reported as inaccurate.

Note: All correct except jewel count. Movement marked
19j. Finish is nickel, dasmaskeened.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · February 9, 2014

Serial Number 12087954 was reported as accurate.

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