Pocket Watch Database

From the American Horology Archive:
Waltham Grade 8 Day Pocket Watch

American Waltham Watch Co.

Grade: 8 Day

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 23391665
Grade: 8 Day
Model: 1910
Estimated Production Year: 1919
Run Quantity: 28,000
Grade/Model Run: 110 of 139
Grade/Model Total Production: 806,000
Size: 37s
Jewels: 7j
Movement Configuration: Openface
Movement Setting: Pendant
Plate: 3/4 Plate
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 24482.G110.37S114.371910M114.O15251.P9466.7J7141
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
2,413.24
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
2,208.28
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.412%
Registry Population: 8 (0.03%)

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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 · December 25, 2021

Serial Number 23388192 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

arthurmeier 4 · February 28, 2021

Serial Number 23369098 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

Anonymous · February 2, 2021

Serial Number 23369098 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

Anonymous · September 12, 2020

Serial Number 23388893 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

Anonymous · June 8, 2020

Serial Number 23387167 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

Anonymous · May 10, 2020

Serial Number 23395842 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

Anonymous · April 24, 2020

Serial Number 23395793 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

Anonymous · April 12, 2019

Serial Number 23376789 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

Anonymous · April 2, 2016

Serial Number 23392105 was reported as accurate.

Anonymous · February 28, 2016

Serial Number 23375669 was reported as inaccurate.

Note: Jewels in pivots balance staff (1j or 2j)
8 days
60mm +/- back
For car or desk
down crown at 6
Changes since this report was submitted:
Size changed from Unknown to 37
Factory Model changed from 9 Day to 1910
Plate changed from Unknown to 3/4

Anonymous · May 12, 2014

Serial Number 23382223 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Size changed from Unknown to 37
Factory Model changed from 9 Day to 1910
Plate changed from Unknown to 3/4

Anonymous · February 17, 2014

Serial Number 23386463 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

Anonymous · February 17, 2014

Serial Number 23386463 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Size changed from Unknown to 37
Factory Model changed from 9 Day to 1910
Plate changed from Unknown to 3/4

fordcasa Top Contributor Supporter 434 · October 27, 2013

Serial Number 23377866 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910

Anonymous · September 19, 2013

Serial Number 23369491 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from 9 Day to 1910
Waltham Grade 8 Day Pocket Watch