Pocket Watch Database

From the American Horology Archive:

American Waltham Watch Co.

Grade: Maximus A

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 22123430
Grade: Maximus A
Variation: A
Model: Colonial A
Estimated Production Year: 1918
Run Quantity: 500
Grade/Model Run: 6 of 7
Grade/Model Total Production: 2,300
Size: 14s
Jewels: 21j
Jewel Setting: Raised Gold Settings (Pressed)
Movement Configuration: Openface
Movement Finish: Nickel
Movement Signing Style: Mixed
Movement Inlay Color: Black
Movement Setting: Pendant
Plate: Bridge Plate
Regulator: Plain
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Railroad Grade: No
Movement Markings: Maximus A
Waltham
21 Jewels
Adj. 5 Pos.
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 23969.G6.14S2512.M22.O14905.P9021.21J508
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
6.92
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
6.30
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.007%
Registry Population: 13 (2.60%)
Research Note: Waltham Serial Lists designate run as Size 14, Model "C'lA" (Colonial A).

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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 · September 25, 2021

Serial Number 22123171 was reported as inaccurate.

Note: This run should be shown as a Colonial-A model.
Grade is Maximus
Curator Response: Thanks for the report. The database has been updated accordingly.

Anonymous · March 30, 2020

Serial Number 22123214 was reported as accurate.

Anonymous · June 18, 2016

Serial Number 22123210 was reported as accurate.

Changes since this report was submitted:
Size changed from Colonial to 14

Anonymous · June 11, 2015

Serial Number 22123453 was reported as accurate.

Changes since this report was submitted:
Size changed from Colonial to 14

Anonymous · June 11, 2015

Serial Number 22123453 was reported as accurate.

Changes since this report was submitted:
Size changed from Colonial to 14

Anonymous · April 14, 2015

Serial Number 22123418 was reported as inaccurate.

Note: The size is NOT 17s, but Colonial - which is
slightly larger than 12s. Movement is similar to
22123430 shown on your site. 22123464 shown
recently on ebay is similar.
Changes since this report was submitted:
Size changed from 17 to 14
Plate changed from Unknown to Bridge

elk1989 23 · October 31, 2013

Serial Number 22123430 was reported as inaccurate.

Note: The size of the movement is 14s
Changes since this report was submitted:
Size changed from 17 to 14
Plate changed from Unknown to Bridge

jeremyroy 199 · July 6, 2013

Serial Number 22123418 was reported as accurate.

Changes since this report was submitted:
Size changed from 17 to 14