Pocket Watch Database

From the American Horology Archive:
Waltham Grade Am.W.Co. Pocket Watch

American Waltham Watch Co.

Grade: Am.W.Co.

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 2788620
Grade: Am.W.Co.
Model: 1872
Estimated Production Date: April 1887 - September 1887
Run Quantity: 200
Grade/Model Run: 43 of 45
Grade/Model Total Production: 9,940
Size: 16s
Jewels: 16j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Regulator: Patent
Hairspring: Breguet
Adjusted: Yes
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 11774.G543.16S257.161872M146.O8410.L2782.16J335
Database Version: v52.256
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
7.01
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
6.38
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.007%
Registry Population: 2 (1.00%)

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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 · November 16, 2023

Serial Number 2788640 was reported as accurate.

Rcardkidz 3477 · March 25, 2023

Serial Number 2788761 was reported as accurate.

RomanWatchRepair 33 · February 12, 2023

Serial Number 2788640 was reported as inaccurate.

Note: This one is 16 jewel
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 15j to 16j

RomanWatchRepair 33 · February 2, 2023

Serial Number 2788640 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 16j

RomanWatchRepair 33 · January 26, 2023

Serial Number 2788640 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 16j

Anonymous · September 17, 2017

Serial Number 2788633 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 16j

Anonymous · November 28, 2016

Serial Number 2788799 was reported as inaccurate.

Note: Watch is 17 jewels
Changes since this report was submitted:
Jewels changed from 15j to 16j

Anonymous · April 4, 2016

Serial Number 2788687 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 16j

Anonymous · April 11, 2015

Serial Number 2788620 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 15j to 16j
Waltham Grade Am.W.Co. Pocket Watch