Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: A.T. & Co.

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 134990
Grade: A.T. & Co.
Model: 1861
Estimated Production Date: June 1865 - October 1865
Run Quantity: 40
Grade/Model Run: 38 of 43
Grade/Model Total Production: 1,396
Size: 10s
Jewels: 15j
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: 3/4 Plate
Adjusted: Yes
Adjusted to Position: Yes
Railroad Grade: No
Case: Various
Run ID: 2543.G698.10S83.101861M83.O2541.K2542.15J610
Data Research: c.1900 Waltham Factory Ledger Book 1 [NAWCC]
c.1900 Waltham Factory Ledgers [Ehrhardt Transcription]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Database Version: v52.290
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
4.20
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.82
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.004%
Registry Population: 2 (5.00%)

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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.


Louisc1 Supporter 82 · June 17, 2023

Serial Number 134990 was reported as accurate.

Anonymous · September 8, 2019

Serial Number 134976 was reported as accurate.