Pocket Watch Database

From the American Horology Archive:
Rockford Grade 870 Pocket Watch

Rockford Watch Co.

Grade: 870

Manufacturer: Rockford Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 522436 Question Mark
Grade: 870 Question Mark
Model: 10 Question Mark
Estimated Production Year: 1898 Question Mark
Run Quantity: 1,100 Question Mark
Grade/Model Run: 2 of 2 Question Mark
Grade/Model Total Production: 2,100 Question Mark
Size: 18s Question Mark
Jewels: 7j Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Railroad Grade: No Question Mark
Case: Various Question Mark
Run ID: 621.870G2.18S554.1810M48.H343.L483.7J22 Question Mark
Data Research: 1907 Rockford Serial List
Question Mark
Database Version: v52.457 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
6.32 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
64.60 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.327% Question Mark
Registry Population:
Scoped for This Run Only
5 (0.45%) 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.


ChrisG Top Contributor Supporter 601 · May 13, 2024

Serial Number 522491 was reported as accurate.

panu21 3 · December 31, 2020

Serial Number 523085 was reported as accurate.

Bostonwatch 59 · September 6, 2020

Serial Number 522436 was reported as accurate.

Bostonwatch 59 · September 6, 2020

Serial Number 522436 was reported as accurate.

Bostonwatch 59 · September 6, 2020

Serial Number 522436 was reported as accurate.

Anonymous · September 7, 2018

Serial Number 522505 was reported as accurate.

Anonymous · January 25, 2014

Serial Number 522702 was reported as accurate.

worldofantiques 199 · January 23, 2014

Serial Number 523465 was reported as accurate.

Rockford Grade 870 Pocket Watch