Pocket Watch Database


From the American Horology Archive:
Waltham Grade No. 620 Pocket Watch
Waltham Grade No. 620 Pocket Watch

American Waltham Watch Co.

Grade: No. 620

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 14255002 Question Mark
Grade: No. 620 Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1904 Question Mark
Run Quantity: 3,000 Question Mark
Grade/Model Run: 121 of 174 Question Mark
Grade/Model Total Production: 339,100 Question Mark
Variant Est. Production: 183,150 (16S-M1899-15J-HNP) Question Mark
Size: 16s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: Center Question Mark
Regulator: Church 1892 Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: A.W.W.Co.
Waltham, Mass.
15 Jewels
Case: Various Question Mark
Run ID: 19425.G121.16S1996.161899M936.H6259.P5106.15J4484 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.478 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
558.35 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
508.09 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.555% Question Mark
Registry Population:
Scoped for This Run Only
11 (0.37%) Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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.


MoatsJustin1 top-contributor 5269 · September 26, 2023

Serial Number 14253723 was reported as accurate.

Anonymous · March 16, 2023

Serial Number 14254753 was reported as accurate.

dcooper Supporter 230 · March 12, 2022

Serial Number 14254393 was reported as accurate.

Anonymous · June 22, 2020

Serial Number 14255124 was reported as accurate.

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

Anonymous · February 16, 2020

Serial Number 14254802 was reported as accurate.

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

Anonymous · February 11, 2020

Serial Number 14254802 was reported as accurate.

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

Anonymous · April 30, 2019

Serial Number 14254893 was reported as accurate.

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

Anonymous · October 19, 2018

Serial Number 14255545 was reported as accurate.

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

Anonymous · March 30, 2017

Serial Number 14255187 was reported as accurate.

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

Anonymous · January 16, 2017

Serial Number 14254727 was reported as accurate.

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

Anonymous · October 15, 2015

Serial Number 14254893 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Waltham Grade No. 620 Pocket Watch
Waltham Grade No. 620 Pocket Watch