Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 1609 Pocket Watch

American Waltham Watch Co.

Grade: No. 1609

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 31361112
Grade: No. 1609
Model: 1908
Estimated Production Year: 1942
Run Quantity: 10,000
Total Production: 139,213
Size: 16s
Jewels: 9j
Movement Configuration: Openface
Movement Setting: Pendant
Plate: Bridge Plate
Hairspring: Breguet
Adjusted: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
Database Version: v47.470
Research Note: Waltham Serial Lists designate this run as Grade "No. 1609" with 9 Jewels. However, #31362844 has been reported as featuring 17 Jewels. #31363305: Reported as featuring 23 Jewels, Adjusted to 3 Positions.

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Data Verification Reports

31361001
Verification Serial Map
31371000

Anonymous · December 11, 2021

Serial Number 31370802 was reported as accurate.

mdmiller99 Supporter 24 · July 14, 2021

Serial Number 31370647 was reported as accurate.

Anonymous · January 9, 2021

Serial Number 31370647 was reported as accurate.

Anonymous · July 10, 2020

Serial Number 31369942 was reported as inaccurate.

Note: 17 j
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

petersas 10 · July 31, 2019

Serial Number 31361063 was reported as accurate.

Anonymous · June 26, 2019

Serial Number 31363305 was reported as inaccurate.

Note: Hi, Nathan keystone case base metel case 735292.
vangard 23 jewels, 3 pos adj temp, movement number
31363305 this one on line EBAY uk
regards, Brett
Curator Response: Thanks for the report. It will support further research for this run.
Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · April 22, 2019

Serial Number 31362441 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · January 6, 2019

Serial Number 31362844 was reported as inaccurate.

Note: 17 jewels not 9
Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · April 25, 2018

Serial Number 31370527 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · March 13, 2018

Serial Number 31366302 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · April 9, 2016

Serial Number 31361001 was reported as inaccurate.

Note: Plate is marked ADJ. TEMP.
Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · May 11, 2013

Serial Number 31368135 was reported as inaccurate.

Note: Movement has follwing markings:
3 pos
adj temp
Changes since this report was submitted:
Adjusted changed from No to Yes
Plate changed from Unknown to Bridge
Waltham Grade No. 1609 Pocket Watch