Pocket Watch Database

From the American Horology Archive:
Rockford Grade 87 Pocket Watch

Rockford Watch Co.

Grade: 87

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 351029
Grade: 87
Variation: LP
Model: 7
Estimated Production Year: 1890
Run Quantity: 1,000
Grade/Model Run: 5 of 8
Grade/Model Total Production: 5,500
Size: 18s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Two-Tone
Movement Setting: Lever
Plate: Full Plate
Regulator: Type 5
Hairspring: Breguet
Escapement Type: Straight-line
Standard Dial Type: Double-Sunk
Adjusted: Yes
Movement Markings: R.W.Co.
Rockford Ill.
Adjusted
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 337.87G5.18S335.187M47.O59.L200.15J135
Database Version: v52.245
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
16.56
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
169.25
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.857%
Registry Population: 10 (1.00%)

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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.


watchwinder 32 · December 16, 2023

Serial Number 351874 was reported as accurate.

Anonymous · June 23, 2023

Serial Number 351473 was reported as accurate.

avpalermo Supporter 571 · December 13, 2022

Serial Number 351893 was reported as accurate.

MARTIN500 30 · April 30, 2022

Serial Number 351052 was reported as accurate.

Anonymous · March 23, 2022

Serial Number 351052 was reported as accurate.

kbarnes81 54 · November 9, 2014

Serial Number 351832 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · October 25, 2014

Serial Number 351407 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · March 19, 2013

Serial Number 351469 was reported as inaccurate.

Note: 21 Jewels marked on movement, could have been up
Jeweled? 2 tone also
Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · February 26, 2013

Serial Number 351906 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
Rockford Grade 87 Pocket Watch