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: 912171 Question Mark
Grade: Riverside Question Mark
Model: 1874 Question Mark
Estimated Production Date: June 1877 - November 1877 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 37 of 162 Question Mark
Grade/Model Total Production: 23,674 Question Mark
Size: 14s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 6296.G130.14S236.141874M47.O6030.P1.7J880 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: v52.469 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
20.46 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
18.62 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.020% Question Mark
Registry Population:
Scoped for This Run Only
9 (1.80%) 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.


paulh9018 2 · August 4, 2017

Serial Number 912289 was reported as inaccurate.

Note: 912289 is an open face stem wind 14s. 1874 model
Riverside grade and not a hunting configuration
key wind.
Changes since this report was submitted:
Movement Configuration changed from Hunting to Openface
Adjusted changed from Yes to No

chingalia 193 · October 4, 2013

Serial Number 912487 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Hunting to Openface
Adjusted changed from Yes to No

Anonymous · September 15, 2013

Serial Number 912021 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Hunting to Openface
Adjusted changed from Yes to No
Waltham Grade Riverside Pocket Watch