Pocket Watch Database

From the American Horology Archive:
Rockford Grade 800 Pocket Watch

Rockford Watch Co.

Grade: 800

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 519404
Grade: 800
Model: 10
Estimated Production Year: 1898
Run Quantity: 100
Grade/Model Run: 1 of 3
Grade/Model Total Production: 500
Size: 18s
Jewels: 24j
Jewel Material: Ruby & Sapphire
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Regulator: Type 7
Hairspring: Breguet
Escapement Type: Straight-line
Pallet Jewel Material: Sapphire
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 614.800G1.18S547.1810M44.H338.L476.24J2
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.49
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
15.36
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.078%
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.


Anonymous · June 12, 2021

Serial Number 519415 was reported as accurate.

Anonymous · January 25, 2021

Serial Number 519472 was reported as accurate.

Anonymous · March 23, 2013

Serial Number 519420 was reported as accurate.

Anonymous · March 23, 2013

Serial Number 519420 was reported as accurate.

Rockford Grade 800 Pocket Watch