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: 21285769
Grade: No. 620
Model: 1908
Estimated Production Year: 1917
Run Quantity: 2,000
Grade/Model Run: 133 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
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 23543.G307.16S3360.161908M925.O14635.P8638.15J5521
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
609.59
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: 16 (0.80%)
$ Estimated Value (12 Month Change): -7.37% Analyzing 1,489 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.


PHIL1199 Supporter 940 · February 19, 2023

Serial Number 21285423 was reported as accurate.

Anonymous · September 29, 2022

Serial Number 21286302 was reported as inaccurate.

Note: This one, movement configuration, hunting case.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · July 26, 2019

Serial Number 21285855 was reported as accurate.

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

Anonymous · February 24, 2018

Serial Number 21285154 was reported as accurate.

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

Anonymous · December 23, 2017

Serial Number 21285769 was reported as accurate.

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

Anonymous · November 4, 2017

Serial Number 21285434 was reported as accurate.

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

Jmac1917 1 · January 26, 2017

Serial Number 21285906 was reported as accurate.

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

Anonymous · January 26, 2017

Serial Number 21285906 was reported as accurate.

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

Anonymous · December 25, 2016

Serial Number 21286373 was reported as accurate.

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

Anonymous · September 25, 2016

Serial Number 21286419 was reported as accurate.

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

Anonymous · May 4, 2016

Serial Number 21285465 was reported as accurate.

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

Anonymous · February 19, 2015

Serial Number 21285273 was reported as accurate.

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

wanderson414 9 · April 27, 2014

Serial Number 21286795 was reported as accurate.

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

Anonymous · August 5, 2013

Serial Number 21285024 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