Pocket Watch Database

From the American Horology Archive:
Rockford Grade 86 Pocket Watch

Rockford Watch Co.

Grade: 86

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 370417
Grade: 86
Variation: LP
Model: 7
Estimated Production Year: 1891
Run Quantity: 500
Grade/Model Run: 9 of 19
Grade/Model Total Production: 9,550
Variant Est. Production: 4,700 (18S-M7-15J-ONL-U/A-LP)
Size: 18s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Lever
Plate: Full Plate
Regulator: Type 6
Hairspring: Breguet
Escapement Type: Straight-line
Standard Dial Type: Single-Sunk
Adjusted: Mixed
Movement Markings: R.W.Co.
Rockford Ill.
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 365.86G9.18S344.187M55.O67.L228.15J151
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
28.59
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
293.91
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
1.487%
Registry Population: 9 (1.80%)

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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.


nightstalker638 44 · October 31, 2021

Serial Number 370417 was reported as accurate.

Anonymous · August 1, 2021

Serial Number 370082 was reported as accurate.

nightstalker638 44 · November 6, 2016

Serial Number 370417 was reported as accurate.

Anonymous · August 18, 2016

Serial Number 370051 was reported as accurate.

Anonymous · June 8, 2015

Serial Number 370404 was reported as accurate.

Anonymous · April 6, 2015

Serial Number 370328 was reported as accurate.

Rockford Grade 86 Pocket Watch