Pocket Watch Database

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: 29235920 Question Mark
Grade: No. 1621 Question Mark
Variation: Riverside Question Mark
Model: 1908 Question Mark
Estimated Production Year: 1937 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 5 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 Signing Style: Mixed Question Mark
Movement Inlay Color: Gilt Question Mark
Movement Setting: Pendant 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
Movement Markings: Waltham U.S.A.
Riverside.
Adj. Temp.
21 Jewels.
Jeweled Main Wheel Premier.
Case: Various Question Mark
Run ID: 25620.G5.16S3883.161908M1421.O15889.P10541.21J595 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.516 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
9 (0.90%) Question Mark
$ Estimated Value (12 Month Change): 4.03% Analyzing 456 Sales Question Mark

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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 · November 5, 2020

Serial Number 29235607 was reported as accurate.

kmggold 40 · June 17, 2019

Serial Number 29235658 was reported as accurate.

Anonymous · March 10, 2018

Serial Number 29236046 was reported as accurate.

Anonymous · March 10, 2018

Serial Number 29236046 was reported as accurate.

Anonymous · February 4, 2018

Serial Number 29235714 was reported as accurate.

Anonymous · January 19, 2018

Serial Number 29235714 was reported as accurate.

dfchong 837 · November 26, 2017

Serial Number 29236083 was reported as accurate.

Lanctus 1 · October 8, 2015

Serial Number 29236274 was reported as inaccurate.

Note: Mine includes nickel finish with engraved letters
in gold, damaskeening pattern, no engraving of
number of adjustments, and the plate is a bridge
plate, not 3/4.
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · July 24, 2015

Serial Number 29236219 was reported as accurate.

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

Clocks757 18 · April 26, 2015

Serial Number 29235596 was reported as accurate.

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

Anonymous · November 18, 2014

Serial Number 29235821 was reported as inaccurate.

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

Anonymous · September 16, 2014

Serial Number 29235910 was reported as accurate.

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

Anonymous · September 15, 2014

Serial Number 29235910 was reported as accurate.

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

Anonymous · May 10, 2014

Serial Number 29235613 was reported as accurate.

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

Anonymous · January 20, 2014

Serial Number 29236107 was reported as accurate.

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

Anonymous · January 20, 2014

Serial Number 29236107 was reported as accurate.

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

Anonymous · January 20, 2014

Serial Number 29236107 was reported as inaccurate.

Note: the movement says riverside
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · January 20, 2014

Serial Number 29236107 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Waltham Grade No. 1621 Pocket Watch