Pocket Watch Database


From the American Horology Archive:
Waltham Grade Maximus Pocket Watch

American Waltham Watch Co.

Grade: Maximus

Original Records Record Run as "Ass't Spec." Mixed Run.

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 16188539 Question Mark
Grade: Maximus Question Mark
Model: 1899 Question Mark
Estimated Production Year: 1907 Question Mark
Run Quantity: 200 Question Mark
Grade/Model Run: 51 of 59 Question Mark
Grade/Model Total Production: 14,000 Question Mark
Size: 16s Question Mark
Jewels: 23j Question Mark
Jewel Material: Ruby, Sapphire & Diamond Question Mark
Jewel Setting: Raised Gold Settings (Screw-Set) Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: Center Question Mark
Double Roller: Yes Question Mark
Train Material: Gold Question Mark
Center Wheel Material: Gold Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
Case: Various Question Mark
Run ID: 20584.G113.16S2342.161899M1263.H6773.P5972.23J200 Question Mark
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
15.50 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
14.11 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.015% Question Mark
Registry Population:
Scoped for This Run Only
7 (3.50%) Question Mark
$ Estimated Value (12 Month Change): -1.10% Analyzing 90 Sales Question Mark
Research Note: Waltham Serial Lists designate this run as "Ass't Spec." without further indication of size or jeweling. However, various observations and reports in the run are consistent with a 16-Size Model 1899 (Hunting) Riverside Maximus with 23 Jewels. #16188539: Verified as 23-Jewel Riverside Maximus, Hunting.

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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.


gma3005 Supporter 23 · April 5, 2019

Serial Number 16188539 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface to Hunting
Factory Model changed from Asst to 1899

Anonymous · April 17, 2018

Serial Number 16188652 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Movement Configuration changed from Openface to Hunting
Factory Model changed from Asst to 1899
Plate changed from Unknown to Bridge

frederic719 123 · August 15, 2013

Serial Number 16188641 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface to Hunting

frederic719 123 · August 8, 2013

Serial Number 16188641 was reported as inaccurate.

Note: size 16s
Changes since this report was submitted:
Size changed from Unknown to 16
Movement Configuration changed from Openface to Hunting
Plate changed from Unknown to Bridge

frederic719 123 · August 8, 2013

Serial Number 16188641 was reported as accurate.

Changes since this report was submitted:
Movement Configuration changed from Openface to Hunting

frederic719 123 · August 3, 2013

Serial Number 16188641 was reported as inaccurate.

Note: pendant set, 23 jewels,nickel dameskean. riverside
model,adjusted
Changes since this report was submitted:
Size changed from Unknown to 16
Jewels changed from ? to 23j
Movement Configuration changed from Openface to Hunting
Factory Model changed from Asst to 1899
Movement Setting changed from Key to Pendant
Adjusted changed from No to Yes
Plate changed from Unknown to Bridge
Waltham Grade Maximus Pocket Watch