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: 21608780 Question Mark
Grade: No. 620 Question Mark
Model: 1908 Question Mark
Estimated Production Year: 1917 Question Mark
Run Quantity: 4,000 Question Mark
Grade/Model Run: 141 of 197 Question Mark
Grade/Model Total Production: 354,099 Question Mark
Variant Est. Production: 149,500 (16S-M1908-15J-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
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: 23665.G315.16S3385.161908M948.H8036.P8755.15J5560 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.462 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
453.12 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
412.34 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.450% Question Mark
Registry Population:
Scoped for This Run Only
17 (0.43%) Question Mark
$ Estimated Value (12 Month Change): 1.15% Analyzing 1,497 Sales Question Mark

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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.


Anonymous · May 27, 2024

Serial Number 21608887 was reported as accurate.

Anonymous · December 9, 2020

Serial Number 21608501 was reported as accurate.

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

Anonymous · November 24, 2020

Serial Number 21608239 was reported as accurate.

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

Anonymous · October 28, 2020

Serial Number 21608239 was reported as accurate.

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

Anonymous · February 11, 2020

Serial Number 21608887 was reported as accurate.

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

Anonymous · June 21, 2019

Serial Number 21606776 was reported as accurate.

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

Anonymous · January 7, 2019

Serial Number 21608083 was reported as accurate.

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

Anonymous · December 9, 2018

Serial Number 21608060 was reported as accurate.

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

Anonymous · November 19, 2018

Serial Number 21605318 was reported as accurate.

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

Anonymous · October 12, 2018

Serial Number 21605318 was reported as accurate.

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

Cdetty 1 · September 9, 2018

Serial Number 21608985 was reported as accurate.

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

Anonymous · September 9, 2018

Serial Number 21608985 was reported as accurate.

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

Anonymous · April 25, 2018

Serial Number 21607566 was reported as accurate.

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

Anonymous · September 17, 2017

Serial Number 21607642 was reported as accurate.

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

Anonymous · November 15, 2016

Serial Number 21606706 was reported as accurate.

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

Anonymous · May 29, 2016

Serial Number 21606962 was reported as accurate.

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

Anonymous · May 26, 2016

Serial Number 21607116 was reported as accurate.

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

Anonymous · April 24, 2016

Serial Number 21607723 was reported as accurate.

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

MichaelB 150 · January 23, 2016

Serial Number 21607738 was reported as accurate.

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

Anonymous · September 29, 2014

Serial Number 21605147 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

englishrick1 3 · August 10, 2014

Serial Number 21608780 was reported as accurate.

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

Anonymous · July 11, 2014

Serial Number 21606121 was reported as accurate.

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

Relojero 2 · June 12, 2014

Serial Number 21606400 was reported as accurate.

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

Anonymous · June 9, 2014

Serial Number 21605147 was reported as accurate.

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

Anonymous · March 10, 2014

Serial Number 21606400 was reported as accurate.

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

EdSunday 1 · October 21, 2013

Serial Number 21608284 was reported as accurate.

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

EdSunday 1 · October 21, 2013

Serial Number 21608284 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 · July 10, 2013

Serial Number 21607116 was reported as accurate.

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

Anonymous · April 17, 2013

Serial Number 21607116 was reported as accurate.

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

Anonymous · March 7, 2013

Serial Number 21607116 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