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: 29416010 Question Mark
Grade: No. 1621 Question Mark
Variation: Riverside Question Mark
Model: 1908 Question Mark
Estimated Production Year: 1937 Question Mark
Run Quantity: 1,200 Question Mark
Grade/Model Run: 8 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: No Question Mark
Railroad Grade: No Question Mark
U.S. Patents: 940117 Question Mark
Case: Various Question Mark
Run ID: 25645.G8.16S3890.161908M1428.O15909.L5581.21J602 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.470 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
19 (1.58%) Question Mark
$ Estimated Value (12 Month Change): 10.71% Analyzing 453 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.


Riverwatch77 9 · April 2, 2021

Serial Number 29415530 was reported as accurate.

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

Anonymous · July 13, 2018

Serial Number 29415640 was reported as accurate.

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

Anonymous · June 16, 2018

Serial Number 29415124 was reported as accurate.

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

Anonymous · January 19, 2018

Serial Number 29415640 was reported as accurate.

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

Anonymous · August 31, 2017

Serial Number 29416032 was reported as accurate.

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

Anonymous · November 7, 2014

Serial Number 29415202 was reported as inaccurate.

Note: Grade- Riverside
Changes since this report was submitted:
Adjusted changed from Yes to No
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · January 26, 2014

Serial Number 29415631 was reported as inaccurate.

Note: it is a riverside.
Changes since this report was submitted:
Adjusted changed from Yes to No
Railroad Grade changed from Yes to No
Plate changed from 3/4 to Bridge

Anonymous · January 5, 2014

Serial Number 29415631 was reported as accurate.

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

Gimparoo Supporter 703 · December 22, 2013

Serial Number 29415760 was reported as accurate.

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

Anonymous · December 4, 2013

Serial Number 29415558 was reported as inaccurate.

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

Anonymous · June 23, 2013

Serial Number 29415813 was reported as inaccurate.

Note: Railroad grade: Yes
Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Anonymous · June 23, 2013

Serial Number 29415813 was reported as accurate.

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

Anonymous · June 2, 2013

Serial Number 29415727 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 · June 2, 2013

Serial Number 29415727 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 · May 15, 2013

Serial Number 29415690 was reported as accurate.

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

Anonymous · February 28, 2013

Serial Number 29415558 was reported as inaccurate.

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