Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: Sapphire

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 18118030
Grade: Sapphire
Model: 1898
Estimated Production Year: 1911
Run Quantity: 6,000
Grade/Model Run: 17 of 108
Grade/Model Total Production: 293,850
Size: 6/0s
Jewels: 15j
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Split Plate
Hairspring: Breguet
Adjusted: Yes
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 21759.G17.S98.M93.H7306.P7011.15J5023
Database Version: v52.260
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
884.71
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
805.09
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.879%
Registry Population: 13 (0.22%)

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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.


MoatsJustin1 top-contributor 4715 · September 21, 2023

Serial Number 18116547 was reported as accurate.

Rdgourley 1 · June 21, 2023

Serial Number 18118208 was reported as accurate.

Ken1982 120 · June 19, 2019

Serial Number 18119312 was reported as accurate.

rtwatches 943 · July 3, 2018

Serial Number 18114336 was reported as accurate.

rtwatches 943 · February 12, 2018

Serial Number 18114142 was reported as accurate.

Anonymous · May 9, 2017

Serial Number 18115606 was reported as accurate.

Changes since this report was submitted:
Size changed from 14 to 6/0

Anonymous · December 14, 2016

Serial Number 18117031 was reported as accurate.

Changes since this report was submitted:
Size changed from 14 to 6/0

Anonymous · August 6, 2016

Serial Number 18113701 was reported as inaccurate.

Note: Not Sapphire says ruby
Changes since this report was submitted:
Size changed from Jewel Series to 6/0
Plate changed from Unknown to 3/4 Split

mitchellhillyard 6 · July 16, 2016

Serial Number 18117451 was reported as accurate.

Changes since this report was submitted:
Size changed from Jewel Series to 6/0

eschuster 2 · October 4, 2014

Serial Number 18115008 was reported as accurate.

Changes since this report was submitted:
Size changed from Jewel Series to 6/0

Anonymous · May 12, 2014

Serial Number 18116923 was reported as accurate.

Changes since this report was submitted:
Size changed from Jewel Series to 6/0

Wrstratton 134 · January 13, 2014

Serial Number 18118030 was reported as inaccurate.

Note: All sapphires are open face..movement finish is
gilded
Changes since this report was submitted:
Size changed from Jewel Series to 6/0
Plate changed from Unknown to 3/4 Split

Anonymous · November 7, 2013

Serial Number 18116362 was reported as accurate.

Changes since this report was submitted:
Size changed from Jewel Series to 6/0

Anonymous · January 3, 2013

Serial Number 18119297 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Size changed from Jewel Series to 6/0
Plate changed from Unknown to 3/4 Split