Pocket Watch Database

From the American Horology Archive:
Rockford Grade 830 Pocket Watch

Rockford Watch Co.

Grade: 830

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 502383
Grade: 830
Model: 10
Estimated Production Year: 1897
Run Quantity: 500
Grade/Model Run: 3 of 30
Grade/Model Total Production: 5,684
Size: 18s
Jewels: 17j
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: Full Plate
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 527.830G3.18S460.1810M5.H289.L389.17J46
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
17.02
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
174.92
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.885%
Registry Population: 6 (1.20%)
Research Note: Rockford Serial Lists designate run as Model 10. However, #502383 have been verified as having features more consistent with the Model 8.

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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 · August 8, 2019

Serial Number 502383 was reported as inaccurate.

Note: This has the older style balance bridge, making it
a model 8. Otherwise, accurate. See collection.
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.

Anonymous · November 30, 2018

Serial Number 501930 was reported as accurate.

Rockford Grade 830 Pocket Watch