Pocket Watch Database


From the American Horology Archive:
Waltham Grade Maximus Pocket Watch

American Waltham Watch Co.

Grade: Maximus

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 22266051 Question Mark
Grade: Maximus Question Mark
Model: Colonial Series Question Mark
Estimated Production Year: 1918 Question Mark
Run Quantity: 200 Question Mark
Grade/Model Run: 10 of 10 Question Mark
Grade/Model Total Production: 2,511 Question Mark
Size: 14s Question Mark
Jewels: 23j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Regulator: Patent 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: 24089.G150.14S2514.M88.O14964.P9115.23J300 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.516 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
7.26 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
6.60 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.007% Question Mark
Registry Population:
Scoped for This Run Only
2 (1.00%) Question Mark
$ Estimated Value (12 Month Change): -19.51% Analyzing 257 Sales Question Mark
Research Note: Waltham Serial Lists designate this range as 14-Size, "Col. Series Max." (Colonial Series) Model, with 23 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.


barberr1 67 · March 25, 2019

Serial Number 22266062 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Colonial A to Colonial Series

isseiy 1 · October 28, 2018

Serial Number 22266051 was reported as inaccurate.

Note: my maximus is “colonial B” movement.
Changes since this report was submitted:
Factory Model changed from Colonial to Colonial Series
Plate changed from Unknown to Bridge

bballs44 1 · May 16, 2015

Serial Number 22266032 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Col-14 to Colonial Series

Anonymous · May 16, 2015

Serial Number 22266032 was reported as accurate.

Changes since this report was submitted:
Factory Model changed from Col-14 to Colonial Series
Waltham Grade Maximus Pocket Watch