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
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 20474392
Grade: No. 620
Model: 1908
Estimated Production Year: 1915
Run Quantity: 2,000
Grade/Model Run: 115 of 197
Grade/Model Total Production: 354,099
Variant Est. Production: 189,599 (16S-M1908-15J-ONP)
Size: 16s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Bridge Plate
Regulator: Church 1892
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Movement Markings: A.W.W.Co.
Waltham, Mass.
15 Jewels
Case: Various
Run ID: 23189.G289.16S3277.161908M843.O14413.P8287.15J5395
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Database Version: v52.400
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
612.99
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
557.82
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.609%
Registry Population:
Scoped for This Run Only
7 (0.35%)
$ Estimated Value (12 Month Change): 6.98% Analyzing 1,496 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 · October 31, 2023

Serial Number 20475478 was reported as accurate.

Anonymous · May 6, 2021

Serial Number 20475197 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · August 11, 2020

Serial Number 20474676 was reported as accurate.

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

Anonymous · January 11, 2020

Serial Number 20474135 was reported as accurate.

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

Anonymous · May 30, 2019

Serial Number 20475570 was reported as accurate.

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

WLBelkriver33 804 · March 19, 2019

Serial Number 20475420 was reported as accurate.

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

WLBelkriver33 804 · March 17, 2019

Serial Number 20475420 was reported as accurate.

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

Anonymous · October 27, 2018

Serial Number 20475999 was reported as accurate.

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

Anonymous · August 9, 2018

Serial Number 20475361 was reported as accurate.

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

Anonymous · July 20, 2018

Serial Number 20474576 was reported as accurate.

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

Anonymous · November 24, 2015

Serial Number 20475859 was reported as accurate.

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

Anonymous · December 30, 2012

Serial Number 20474341 was reported as accurate.

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

Anonymous · December 30, 2012

Serial Number 20474341 was reported as accurate.

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

Anonymous · December 30, 2012

Serial Number 20474341 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