Pocket Watch Database

From the American Horology Archive:
Waltham Grade Riverside Maximus Pocket Watch

American Waltham Watch Co.

Grade: Riverside Maximus

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 7000670 Question Mark
Grade: Riverside Maximus Question Mark
Model: 1888 Question Mark
Estimated Production Date: October 1896 - June 1902 Question Mark
Run Quantity: 300 Question Mark
Grade/Model Run: 3 of 4 Question Mark
Grade/Model Total Production: 900 Question Mark
Size: 16s Question Mark
Jewels: 21j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Pendant Question Mark
Plate: 3/4 Plate Question Mark
Regulator: Patent Question Mark
Hairspring: Breguet Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Case: Various Question Mark
Run ID: 15003.G3.16S690.161888M364.O9929.P1632.21J19 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.428 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.20 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.09 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.001% Question Mark
Registry Population:
Scoped for This Run Only
16 (5.33%) Question Mark

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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.


Anonymous · September 20, 2024

Serial Number 7000634 was reported as accurate.

tctimepieces Supporter 111 · August 2, 2023

Serial Number 7000819 was reported as accurate.

Anonymous · October 31, 2022

Serial Number 7000818 was reported as accurate.

Anonymous · April 26, 2020

Serial Number 7000842 was reported as accurate.

Anonymous · June 4, 2019

Serial Number 7000611 was reported as accurate.

Anonymous · December 9, 2018

Serial Number 7000605 was reported as accurate.

Anonymous · October 30, 2018

Serial Number 7000611 was reported as accurate.

Anonymous · August 10, 2018

Serial Number 7000797 was reported as accurate.

Gimparoo Supporter 703 · July 31, 2018

Serial Number 7000771 was reported as accurate.

Anonymous · July 12, 2018

Serial Number 7000884 was reported as accurate.

Anonymous · July 1, 2018

Serial Number 7000731 was reported as accurate.

Anonymous · December 2, 2017

Serial Number 7000722 was reported as inaccurate.

No further details were submitted with the report.

fordcasa Top Contributor Supporter 442 · April 6, 2017

Serial Number 7000815 was reported as accurate.

Anonymous · November 26, 2016

Serial Number 7000803 was reported as accurate.

Anonymous · December 15, 2015

Serial Number 7000690 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Gilt or Nickel to Nickel

Anonymous · March 8, 2015

Serial Number 7000813 was reported as accurate.

Waltham Grade Riverside Maximus Pocket Watch