Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 1621 Pocket Watch

American Waltham Watch Co.

Grade: No. 1621

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 29416429
Grade: No. 1621
Variation: Riverside
Model: 1908
Estimated Production Year: 1937
Run Quantity: 800
Grade/Model Run: 9 of 22
Grade/Model Total Production: 77,738
Size: 16s
Jewels: 21j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Regulator: Plain
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
U.S. Patents: 940117
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 25646.G9.16S3891.161908M1429.O15922.P10554.21J602
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
234.05
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
212.98
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.233%
Registry Population: 4 (0.50%)
$ Estimated Value (12 Month Change): 5.48% Analyzing 445 Sales

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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 · May 19, 2021

Serial Number 29416783 was reported as accurate.

Anonymous · February 26, 2020

Serial Number 29416489 was reported as accurate.

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

rjandladyj 185 · January 16, 2014

Serial Number 29416429 was reported as inaccurate.

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