Pocket Watch Database

From the American Horology Archive:
Waltham Grade Maximus Pocket Watch

American Waltham Watch Co.

Grade: Maximus

Mixed Run: 21-Jewel and 23-Jewel Movements

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 12075586
Grade: Maximus
Model: 1894
Estimated Production Year: 1902
Run Quantity: 200
Grade/Model Run: 8 of 36
Grade/Model Total Production: 10,013
Size: 12s
Jewels: 21j    Mixed Run
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Regulator: Patent
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Railroad Grade: No
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 18012.G45.12S328.121894M318.H5611.P4001.21J189
Database Version: v52.241
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
9.78
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
8.90
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.010%
Registry Population: 3 (1.50%)
Research Note: Waltham Serial Lists designate this run as Grade "Maximus" with 21-23 Jewels. #12075549: Verified as 21 Jewels. #12075586: Expert-Verified as 21 Jewels.

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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.


Anonymous · September 25, 2021

Serial Number 12075626 was reported as accurate.

Anonymous · September 22, 2021

Serial Number 12075549 was reported as accurate.

JerryT Waltham Expert Small Watch Expert 425 · June 6, 2021

Serial Number 12075586 was reported as inaccurate.

Note: 12,075,586 has 21 jewels and is so marked. If
there are some 23-jewel movements from this run
they are probably a minority that were finished
later.
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.
Changes since this report was submitted:
Jewels changed from 23j to 21j
Plate changed from 3/4 to Bridge

Anonymous · August 3, 2020

Serial Number 12075549 was reported as inaccurate.

Note: Marked 21 Jewels
Curator Response: Thanks for the report. The database has been updated accordingly.
Changes since this report was submitted:
Jewels changed from 23j to 21j
Plate changed from 3/4 to Bridge

Anonymous · February 1, 2020

Serial Number 12075636 was reported as inaccurate.

Note: 21 jewels
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Jewels changed from 23j to 21j
Plate changed from 3/4 to Bridge
Waltham Grade Maximus Pocket Watch