Pocket Watch Database

From the American Horology Archive:
Waltham Grade No. 20 Pocket Watch

American Waltham Watch Co.

Grade: No. 20

Private Label(s) in Run:

Bornemann & Street - San Francisco, Cal.

What is a Private Label?
Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 5511062 Question Mark
Grade: No. 20 Question Mark
Model: 1888 Question Mark
Estimated Production Date: September 1892 - October 1892 Question Mark
Run Quantity: 200 Question Mark
Grade/Model Run: 14 of 138 Question Mark
Grade/Model Total Production: 305,873 Question Mark
Size: 16s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Raised Gold Settings (Screw-Set) Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Regulator: Micrometer Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 14173.G14.16S464.161888M138.H3688.P971.15J3387 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
476.21 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
433.35 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.473% Question Mark
Registry Population:
Scoped for This Run Only
1 (0.50%) 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.


oilseed Supporter 471 · March 5, 2017

Serial Number 5511010 was reported as inaccurate.

Note: Gilt Finish (not Nickel). Private label, engraved
on train plate and Dial "Bornemann & Street San
Francisco Cal."
Changes since this report was submitted:
Movement Finish changed from Nickel to Gilt

SloJoe 2 · April 4, 2016

Serial Number 5511062 was reported as inaccurate.

Note: This movement is a 15J Waltham 1888. The jewel
count, raised gold jewel settings, nickel plate
layout, micrometer regulator (stamped
"ADJUSTED"), winding wheels, and damaskeening are
all consistent with the Riverside Grade.
Changes since this report was submitted:
Jewels changed from 7J to 15j
Movement Finish changed from Gilt or Nickel to Gilt
Waltham Grade No. 20 Pocket Watch