Pocket Watch Database

From the American Horology Archive:
Waltham Grade Bridge Pocket Watch

American Waltham Watch Co.

Grade: Bridge

Private Label(s) in Run:

E. Howard & Co.

What is a Private Label?
Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 12630113 Question Mark
Grade: Bridge Question Mark
Model: 1894 Question Mark
Estimated Production Year: 1903 Question Mark
Run Quantity: 100 Question Mark
Grade/Model Run: 9 of 11 Question Mark
Grade/Model Total Production: 1,853 Question Mark
Size: 12s Question Mark
Jewels: 19j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 18397.G21.12S383.121894M373.H5820.P4286.19J159 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.528 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
2.89 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.63 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.003% Question Mark
Registry Population:
Scoped for This Run Only
1 (1.00%) Question Mark
Research Note: Waltham Serial Lists designate this run as Grade "Bridge," 12-Size Model 1894, with 21-23 Jewels. However, #12630113 has been verified as a special 3/4 plate movement manufactured for E. Howard & Co. The movement is additionally marked "Adjusted" and "19 Jewels."

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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.


JerryT Waltham Expert Small Watch Expert 425 · November 26, 2022

Serial Number 12630113 was reported as inaccurate.

Note: This is a 3/4-plate movement using the custom
plate pattern for E.Howard Watch Co.
Changes since this report was submitted:
Plate changed from Bridge to 3/4
Waltham Grade Bridge Pocket Watch