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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/waltham/28932917
Access Date: November 14, 2024
From the American Horology Archive:
Waltham Grade No. 1621 Pocket Watch
American Waltham Watch Co.

Grade: No. 1621

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 28932917 Question Mark
Grade: No. 1621 Question Mark
Variation: Riverside Question Mark
Model: 1908 Question Mark
Estimated Production Year: 1936 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 3 of 22 Question Mark
Grade/Model Total Production: 77,738 Question Mark
Size: 16s Question Mark
Jewels: 21j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Bridge Plate Question Mark
Regulator: Plain Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: No Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: No Question Mark
U.S. Patents: 940117 Question Mark
Case: Various Question Mark
Run ID: 25595.G3.16S3880.161908M1418.O15869.L5576.21J591 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
 Question Mark
Database Version: v52.433 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 234.05 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 212.98 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.233% Question Mark
Registry Population:
Scoped for This Run Only		15 (1.50%) Question Mark
$ Estimated Value (12 Month Change): 10.71% Analyzing 453 Sales Question Mark
Value Guide
What is My Watch Worth?
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Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 15 watches in the population registry for this run with 2 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.

okiejohn 386 · March 12, 2022

Serial Number 28932917 was reported as accurate.

Waltham21j 121 · March 27, 2018

Serial Number 28932736 was reported as accurate.

Anonymous · April 10, 2017

Serial Number 28932492 was reported as accurate.

Anonymous · January 3, 2017

Serial Number 28932927 was reported as accurate.

Anonymous · May 7, 2016

Serial Number 28932149 was reported as inaccurate.

No further details were submitted with the report.

Waltham21j 121 · February 15, 2016

Serial Number 28932736 was reported as inaccurate.

Note: Watch is lever set with lever at about 11
o'clock.It may also be RR grade.
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever

Anonymous · November 1, 2015

Serial Number 28932494 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever

Waltham21j 121 · June 28, 2015

Serial Number 28932736 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Plate changed from Unknown to Bridge

Anonymous · April 9, 2013

Serial Number 28932414 was reported as inaccurate.

Note: Movement is Marked Riverside and the drive train
plate is slightly different than the example
shown.
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Plate changed from Unknown to Bridge
Waltham Grade No. 1621 Pocket Watch