Pocket Watch Database

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

American Waltham Watch Co.

Grade: A.W.Co.

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 951126 Question Mark
Grade: A.W.Co. Question Mark
Model: 1873 Question Mark
Estimated Production Year: 1876 Question Mark
Run Quantity: 76 Question Mark
Grade/Model Run: 1 of 6 Question Mark
Grade/Model Total Production: 576 Question Mark
Size: 8s Question Mark
Jewels: 11j Question Mark
Jewel Setting: Gold Settings (Screw-Set) Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 6631.G3.8S126.81873M126.O6260.L318.11J3678 Question Mark
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
Question Mark
Database Version: v52.433 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.73 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.58 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.002% Question Mark
Registry Population:
Scoped for This Run Only
1 (1.32%) Question Mark
Research Note: This run is designated as "Not Made" in handwritten factory ledgers. However, actualized production has been verified. #951126: Verified as 8-Size Model 1873 (profile variant) movement with gilt pillar plate and nickel top plate/balance cock, marked "A.W. Co. - Waltham, Mass - Safety Pinion - Woerds Patents."

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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 · July 13, 2019

Serial Number 951111 was reported as inaccurate.

Note: 8 size, 1873 grade, hunting case, 15 jewels,
nickel, stem wind, lever set, A W CO grade.
number 951111.
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:
Size changed from Unknown to 8
Movement Configuration changed from Either to Openface
Factory Model changed from 1873-q to 1873
Movement Setting changed from Key to Lever
Adjusted changed from Yes to No
Plate changed from Unknown to 3/4
Waltham Grade A.W.Co. Pocket Watch