Pocket Watch Database

From the American Horology Archive:
Waltham Grade Cronometro Supremo Pocket Watch

American Waltham Watch Co.

Grade: Cronometro Supremo

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 15122500 Question Mark
Grade: Cronometro Supremo Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1906 Question Mark
Run Quantity: 50 Question Mark
Grade/Model Run: 4 of 6 Question Mark
Grade/Model Total Production: 300 Question Mark
Size: 16s Question Mark
Jewels: 21j Question Mark
Movement Configuration: Openface Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: Center Question Mark
Regulator: Church 1892 Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Case: Various Question Mark
Run ID: 19885.G4.16S2131.161899M1070.O12496.P5463.21J288 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.432 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
0.36 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.33 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.000% Question Mark
Registry Population:
Scoped for This Run Only
2 (4.00%) 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 · December 21, 2017

Serial Number 15122476 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Gilt or Nickel
Plate changed from 3/4 to Bridge
Waltham Grade Cronometro Supremo Pocket Watch