Pocket Watch Database


From the American Horology Archive:
Waltham Grade No. 18 Pocket Watch
Waltham Grade No. 18 Pocket Watch

American Waltham Watch Co.

Grade: No. 18

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 9405728 Question Mark
Grade: No. 18 Question Mark
Model: 1883 Question Mark
Estimated Production Year: 1899 Question Mark
Run Quantity: 2,500 Question Mark
Grade/Model Run: 62 of 247 Question Mark
Grade/Model Total Production: 646,314 Question Mark
Size: 18s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Plain Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 16399.G62.18S10252.181883M2021.H4847.L4209.7J4739 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.517 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
697.29 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
634.54 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.693% Question Mark
Registry Population:
Scoped for This Run Only
10 (0.40%) Question Mark
$ Estimated Value (12 Month Change): 8.00% Analyzing 1,139 Sales 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 · March 27, 2021

Serial Number 9406443 was reported as accurate.

drmallard 4 · February 25, 2014

Serial Number 9405409 was reported as accurate.

Waltham Grade No. 18 Pocket Watch
Waltham Grade No. 18 Pocket Watch