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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/31811929
Access Date: April 26, 2024
From the American Horology Archive:
Waltham Grade No. 1609 Pocket Watch
American Waltham Watch Co.

Grade: No. 1609

Mixed Run: Various Jewel Counts

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 31811929
Grade: No. 1609
Model: 1908
Estimated Production Date: July 1944
Run Quantity: 10,000
Grade/Model Run: 16 of 17
Grade/Model Total Production: 139,213
Size: 16s
Jewels: 9j    Mixed Run
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 3
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 25864.G16.16S3933.161908M1463.O16085.P10624.9J177
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 419.14
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 381.41
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.417%
Registry Population: 16 (0.16%)
$ Estimated Value (12 Month Change): -12.21% Analyzing 127 Sales
Value Guide
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Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 16 watches in the population registry for this run with 3 images.
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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 · February 24, 2024

Serial Number 31812770 was reported as inaccurate.

Note: 31812770 is a 23J Vanguard in my possession
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

TerryfromCanada Supporter 481 · June 3, 2023

Serial Number 31809127 was reported as accurate.

Anonymous · January 9, 2023

Serial Number 31803539 was reported as accurate.

brianwatches 53 · June 22, 2021

Serial Number 31804266 was reported as accurate.

ngetsch 6 · January 9, 2021

Serial Number 31812804 was reported as inaccurate.

Note: This is a 23j Vanguard, not a 1609
Curator Response: Serial number could not be verified using auction images [eBay #154284701589].

Anonymous · January 4, 2021

Serial Number 31812804 was reported as accurate.

Watches2546 15 · May 10, 2020

Serial Number 31805831 was reported as inaccurate.

Note: Adjusted in 3 positions
Changes since this report was submitted:
Adjusted changed from No to Yes

Anonymous · February 19, 2020

Serial Number 31810980 was reported as inaccurate.

Note: Adj.Temp 3 pos.
Changes since this report was submitted:
Adjusted changed from No to Yes

Behnendl 1 · January 2, 2020

Serial Number 31811929 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Adjusted changed from No to Yes

petersas 17 · August 21, 2019

Serial Number 31804200 was reported as accurate.

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

Anonymous · July 13, 2019

Serial Number 31809683 was reported as accurate.

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

Anonymous · December 10, 2018

Serial Number 31809733 was reported as accurate.

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

Teezys 180 · October 29, 2018

Serial Number 31812880 was reported as accurate.

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

Anonymous · June 3, 2018

Serial Number 31809609 was reported as accurate.

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

Eltee120 Supporter 102 · September 15, 2017

Serial Number 31811651 was reported as accurate.

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

Anonymous · October 25, 2015

Serial Number 31810980 was reported as accurate.

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

Anonymous · September 25, 2015

Serial Number 31812811 was reported as inaccurate.

Note: The movement I have is a 23 Jewel, Vanguard, lever
set, model 1908
Changes since this report was submitted:
Adjusted changed from No to Yes
Plate changed from Unknown to Bridge

Anonymous · September 4, 2015

Serial Number 31810980 was reported as accurate.

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

Anonymous · November 14, 2014

Serial Number 31811380 was reported as accurate.

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

Anonymous · January 2, 2013

Serial Number 31805038 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes
Waltham Grade No. 1609 Pocket Watch