Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 28 Pocket Watch

American Waltham Watch Co.

Grade: No. 28

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 7917754 Question Mark
Grade: No. 28 Question Mark
Model: 1888 Question Mark
Estimated Production Year: 1896 Question Mark
Run Quantity: 900 Question Mark
Grade/Model Run: 50 of 78 Question Mark
Grade/Model Total Production: 78,110 Question Mark
Size: 16s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Regulator: Patent Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Case: Various Question Mark
Run ID: 15767.G50.16S867.161888M541.H4553.P2226.15J3676 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.473 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
136.93 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
124.60 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.136% Question Mark
Registry Population:
Scoped for This Run Only
4 (0.44%) Question Mark

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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 · October 8, 2020

Serial Number 7917658 was reported as accurate.

Bostonwatch 59 · September 2, 2020

Serial Number 7917604 was reported as accurate.

Anonymous · February 28, 2020

Serial Number 7917239 was reported as accurate.

Anonymous · June 25, 2018

Serial Number 7917964 was reported as accurate.

Anonymous · October 3, 2014

Serial Number 7917363 was reported as accurate.

Waltham Grade No. 28 Pocket Watch