Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 640 Pocket Watch

American Waltham Watch Co.

Grade: No. 640

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 24437351
Grade: No. 640
Model: 1908
Estimated Production Year: 1923
Run Quantity: 1,000
Grade/Model Run: 1 of 4
Grade/Model Total Production: 5,000
Size: 16s
Jewels: 17j
Movement Configuration: Openface
Movement Setting: Lever
Plate: Bridge Plate
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 3
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 24675.G7.16S3705.161908M1252.O15377.L5526.17J2814
Database Version: v52.221
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
14.97
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
13.70
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.015%
Registry Population: 14 (1.40%)
Research Note: #24437173: Verified as Marked "Adjusted" and "3 Pos." [eBay #292989509559]

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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.


orosei 7 · September 15, 2021

Serial Number 24437037 was reported as accurate.

Anonymous · May 8, 2021

Serial Number 24437769 was reported as accurate.

Anonymous · May 7, 2021

Serial Number 24437800 was reported as accurate.

Anonymous · May 7, 2021

Serial Number 24437769 was reported as accurate.

ralph1 105 · December 4, 2020

Serial Number 24437778 was reported as accurate.

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

Anonymous · November 29, 2020

Serial Number 24437427 was reported as accurate.

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

Anonymous · November 4, 2020

Serial Number 24437778 was reported as accurate.

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

orosei 7 · July 19, 2020

Serial Number 24437037 was reported as accurate.

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

Anonymous · March 24, 2019

Serial Number 24437173 was reported as inaccurate.

Note: adjusted to 3 positions
Curator Response: #24437173: Verified as Marked "Adjusted" and "3 Pos." [eBay #292989509559]
Changes since this report was submitted:
Adjusted changed from No to Yes
Plate changed from 3/4 to Bridge

Hulmzey72 1 · January 18, 2019

Serial Number 24437410 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes
Plate changed from 3/4 to Bridge

Anonymous · December 31, 2017

Serial Number 24437596 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes
Plate changed from 3/4 to Bridge

piotrozi 2 · November 21, 2017

Serial Number 24437348 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes
Plate changed from 3/4 to Bridge

Anonymous · June 7, 2016

Serial Number 24437438 was reported as accurate.

Changes since this report was submitted:
Adjusted changed from No to Yes
Plate changed from 3/4 to Bridge

Anonymous · May 29, 2015

Serial Number 24437581 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Adjusted changed from No to Yes
Plate changed from 3/4 to Bridge

Anonymous · January 30, 2014

Serial Number 24437351 was reported as inaccurate.

Note: 3 position
Changes since this report was submitted:
Adjusted changed from No to Yes
Plate changed from 3/4 to Bridge
Waltham Grade No. 640 Pocket Watch