Pocket Watch Database

From the American Horology Archive:
Rockford Grade 82a Pocket Watch

Rockford Watch Co.

Grade: 82a

Private Label(s) in Run:

Wathier Special Railway Chonometer
Wilbur Lamphear & Tryner - Galesburg, Ill.
Wade's Special

What is a Private Label?
Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 439580
Grade: 82a
Model: 8
Estimated Production Year: 1894
Run Quantity: 100
Grade/Model Run: 2 of 2
Grade/Model Total Production: 140
Size: 18s
Jewels: 17j
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Setting: Lever
Plate: Full Plate
Regulator: Micrometric
Hairspring: Breguet
Escapement Type: Straight-line
Adjusted: Yes
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 503.G2.18S436.188M133.H278.L366.17J27
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
0.42
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
4.28
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.022%
Registry Population: 5 (5.00%)

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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.


Rickglick1 Top Contributor Supporter 18 · February 20, 2022

Serial Number 439626 was reported as accurate.

Rockford Grade 82a Pocket Watch