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 Watch Co.

What is a Private Label?
Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 12605255 Question Mark
Grade: Bridge Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1903 Question Mark
Run Quantity: 400 Question Mark
Grade/Model Run: 12 of 15 Question Mark
Grade/Model Total Production: 3,660 Question Mark
Size: 16s Question Mark
Jewels: 23j Question Mark
Movement Configuration: Openface Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: Center Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Case: Various Question Mark
Run ID: 18383.G19.16S1672.161899M632.O11635.P4272.23J101 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.517 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
4.81 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
4.38 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.005% Question Mark
Registry Population:
Scoped for This Run Only
1 (0.25%) 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.


tcschung54 5 · September 5, 2022

Serial Number 12605260 was reported as inaccurate.

Note: Note: Technical details are correct, but this
watch is
actually E. Howard Watch Co. #1005260. Waltham
made this Bridge Model watch under contract for
Howard after its acquisition by Keystone.
Curator Response: Correct!

casillas 40 · September 2, 2013

Serial Number 12605255 was reported as inaccurate.

Note: Technical details are right, but this watch is
actually E. Howard Watch Co. #1005255. Waltham
made this Bridge Model watch under contract for
Howard after its acquisition by Keystone.
Changes since this report was submitted:
Factory Model changed from Bdg. to 1899
Plate changed from Unknown to Bridge
Waltham Grade Bridge Pocket Watch