Pocket Watch Database


From the American Horology Archive:
Waltham Grade Riverside Pocket Watch

American Waltham Watch Co.

Grade: Riverside

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 4640392 Question Mark
Grade: Riverside Question Mark
Model: 1888 Question Mark
Estimated Production Date: April 1892 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 36 of 115 Question Mark
Grade/Model Total Production: 57,859 Question Mark
Size: 16s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Gilt 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
Adjusted to Position: Yes Question Mark
Case: Various Question Mark
Run ID: 13725.G497.16S390.161888M64.O9335.P725.15J3241 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.462 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
96.33 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
87.66 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.096% Question Mark
Registry Population:
Scoped for This Run Only
2 (0.40%) Question Mark
$ Estimated Value (12 Month Change): 2.67% Analyzing 109 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 · September 2, 2018

Serial Number 4640419 was reported as accurate.

fordcasa Top Contributor Supporter 444 · June 15, 2015

Serial Number 4640233 was reported as accurate.

Waltham Grade Riverside Pocket Watch