Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: Am.W.Co.

Mixed Run: 7-Jewel and 11-Jewel Movements. See Research Notes.

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 2974309
Grade: Am.W.Co.
Model: 1876
Estimated Production Date: May 1886 - December 1886
Run Quantity: 2,000
Grade/Model Run: 278 of 281
Grade/Model Total Production: 34,930
Size: 14s
Jewels: 11j    Mixed Run
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: Full Plate
Hairspring: Breguet
Adjusted: No
Railroad Grade: No
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 11983.G579.14S1550.141876M423.O8528.K8845.11J5088
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
105.16
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
95.70
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.105%
Registry Population: 2 (0.10%)
Research Note: Waltham Serial Ledgers designate this run as Grade "Am.W.Co." featuring "2 prs" jewels (2 Pairs, 11 Jewels). However, #2974309 has been verified with 7 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.


JerryT Waltham Expert Small Watch Expert 425 · November 28, 2020

Serial Number 2974309 was reported as inaccurate.

Note: My movement only has 7 jewels. This may not be
representative of the entire run.
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

Anonymous · December 28, 2018

Serial Number 2973455 was reported as inaccurate.

No further details were submitted with the report.