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
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 16188641
Grade: Maximus
Model: 1899
Estimated Production Year: 1907
Run Quantity: 200
Grade/Model Run: 51 of 59
Grade/Model Total Production: 14,000
Size: 16s
Jewels: 23j
Jewel Material: Ruby, Sapphire & Diamond
Jewel Setting: Raised Gold Settings (Screw-Set)
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Pendant
Plate: Bridge Plate
Bridge Type: Center
Double Roller: Yes
Train Material: Gold
Center Wheel Material: Gold
Regulator: Reed
Hairspring: Breguet
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Data Research: 1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Case: Various
Run ID: 20584.G113.16S2342.161899M1263.H6777.P5974.23J200
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
15.50
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
14.11
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.015%
Registry Population: 7 (3.50%)
$ Estimated Value (12 Month Change): -2.04% Analyzing 88 Sales
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