Pocket Watch Database

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

American Waltham Watch Co.

Grade: Amn. Watch Co.

Non-Magnetic

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 4145136
Grade: Amn. Watch Co.
Model: 1888
Estimated Production Date: August 1890 - May 1891
Run Quantity: 100
Grade/Model Run: 7 of 21
Grade/Model Total Production: 2,778
Size: 16s
Jewels: 16j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Pendant
Plate: 3/4 Plate
Regulator: Fogg Tadpole
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 13288.G233.16S330.161888M27.O9145.P543.16J368
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
5.05
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
4.59
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.005%
Registry Population: 1 (1.00%)

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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 · July 3, 2019

Serial Number 4145148 was reported as accurate.

Anonymous · September 17, 2014

Serial Number 4145155 was reported as inaccurate.

No further details were submitted with the report.
Waltham Grade Amn. Watch Co. Pocket Watch