Pocket Watch Database

From the American Horology Archive:
Waltham Grade Export Pocket Watch

American Waltham Watch Co.

Grade: Export

Mixed Run: 7-12 Jewel Movements

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 8167907
Grade: Export
Model: 1888
Estimated Production Year: 1897
Run Quantity: 4,000
Grade/Model Run: 12 of 17
Grade/Model Total Production: 34,100
Size: 16s
Jewels: 7j    Mixed Run
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: 15856.G26.16S896.161888M571.O10328.P2302.7J4527
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
40.64
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
36.98
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.040%
Registry Population: 8 (0.20%)
Research Note: Waltham Serial Lists designate run as featuring "7-12" jewels.

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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 11, 2021

Serial Number 8167162 was reported as accurate.

Wyncroft Supporter 17 · September 24, 2021

Serial Number 8169765 was reported as inaccurate.

Note: 7 Jewels
Changes since this report was submitted:
Jewels changed from 12j to 7J

Anonymous · July 1, 2020

Serial Number 8169974 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 12j to 7J

Anonymous · April 8, 2020

Serial Number 8166523 was reported as inaccurate.

Note: This one is 7 jewels model 1888 open face.
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:
Jewels changed from 12j to 7J

Anonymous · April 8, 2020

Serial Number 8166523 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Jewels changed from 12j to 7J

Anonymous · June 18, 2018

Serial Number 8169099 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 12j to 7J

Anonymous · February 6, 2016

Serial Number 8169573 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 12j to 7J
Waltham Grade Export Pocket Watch