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: 17411022 Question Mark
Grade: No. 620 Question Mark
Model: 1908 Question Mark
Estimated Production Year: 1908 Question Mark
Run Quantity: 3,000 Question Mark
Grade/Model Run: 33 of 197 Question Mark
Grade/Model Total Production: 354,099 Question Mark
Variant Est. Production: 189,599 (16S-M1908-15J-ONP) Question Mark
Size: 16s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface 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: 21351.G207.16S2622.161908M197.O13299.P6655.15J4946 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.550 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
613.27 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
557.82 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.609% Question Mark
Registry Population:
Scoped for This Run Only
17 (0.57%) 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.


PHIL1199 Supporter 1174 · November 21, 2022

Serial Number 17411911 was reported as accurate.

MoatsJustin1 top-contributor 5314 · August 31, 2020

Serial Number 17412019 was reported as accurate.

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

Anonymous · August 22, 2020

Serial Number 17412082 was reported as accurate.

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

Anonymous · April 14, 2019

Serial Number 17410826 was reported as accurate.

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

JLashbrook 110 · October 14, 2018

Serial Number 17411851 was reported as accurate.

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

Hawk01 1 · April 8, 2018

Serial Number 17412253 was reported as accurate.

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

Anonymous · March 31, 2018

Serial Number 17411255 was reported as accurate.

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

Anonymous · March 15, 2018

Serial Number 17411203 was reported as accurate.

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

steve288 264 · January 19, 2018

Serial Number 17411741 was reported as accurate.

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

Anonymous · March 19, 2017

Serial Number 17411177 was reported as accurate.

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

Andyhowe 52 · November 11, 2016

Serial Number 17411134 was reported as accurate.

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

daddo46 992 · September 14, 2016

Serial Number 17410063 was reported as accurate.

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

Anonymous · October 9, 2015

Serial Number 17411022 was reported as accurate.

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

Anonymous · August 8, 2015

Serial Number 17411807 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 · December 28, 2014

Serial Number 17410572 was reported as inaccurate.

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

Anonymous · November 9, 2014

Serial Number 17411911 was reported as accurate.

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

Anonymous · July 12, 2014

Serial Number 17410593 was reported as accurate.

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

Anonymous · December 1, 2013

Serial Number 17412131 was reported as accurate.

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

Anonymous · May 15, 2013

Serial Number 17410046 was reported as accurate.

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

Anonymous · May 12, 2013

Serial Number 17410593 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