Pocket Watch Database

From the American Horology Archive:
Waltham Grade Riverside Pocket Watch

American Waltham Watch Co.

Grade: Riverside

Mixed Run: Riverside and Crescent St. Movements. See Research Notes.

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 25680910
Grade: Riverside
Model: 1908
Estimated Production Year: 1926
Run Quantity: 500
Total Production: 25,700
Size: 16s
Jewels: 19j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: Bridge Plate
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Railroad Grade: Yes
Data Research: 1954 Waltham "Gray Book" List
Case: Various
Registry Population: 5 (1.00%)
Database Version: v49.391
Research Note: Waltham Serial Lists designate this run as Grade Riverside with 19 Jewels. #25680784 [NAWCC]: Verified as Marked "Crescent St." and "21 Jewels - Adjusted." Damaskeening pattern is consistent with the "Riverside" grade produced in this era and does not match typical "Crescent St." movements from the late 1910s. This suggests the some movements in the run were upgraded from "Riverside" to "Crescent St." #25680738: Verified as Marked "Riverside" and "19 Jewels," consistent with factory serial lists.

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
1 25680727 #227 Inferred
2 25680738 #238 Collection September 17, 2021
3 25680812 #312 Collection September 07, 2014
4 25680843 #343 Marketplace April 07, 2014
5 25680861 #361 Marketplace March 07, 2013
Standard Deviation of Known Examples: 60.86 (Expected: 144.48, Δ83.62/16.72%)

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

Data Verification Reports

25680501
Verification Serial Map
25681000

freein2023 Supporter 1 · October 28, 2022

Serial Number 25680784 was reported as inaccurate.

Note: 2568074 serial number is for a 16 size 21 jewel
Crescent St
Curator Response: Thanks for the report. The research notes for this run have been updated accordingly.
Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Rcardkidz 2743 · October 19, 2021

Serial Number 25680727 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

okwatch 24 · September 17, 2021

Serial Number 25680738 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · August 19, 2016

Serial Number 25680723 was reported as accurate.

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

Anonymous · July 21, 2015

Serial Number 25680998 was reported as inaccurate.

Note: Mostly accurate, but this one is marked "adjusted
5 positions" which makes it railroad grade.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · August 23, 2014

Serial Number 25680547 was reported as accurate.

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