Pocket Watch Database


From the American Horology Archive:
Rockford Grade 87 Pocket Watch

Rockford Watch Co.

Grade: 87

Manufacturer: Rockford Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 351893 Question Mark
Grade: 87 Question Mark
Variation: LP Question Mark
Model: 7 Question Mark
Estimated Production Year: 1890 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 5 of 8 Question Mark
Grade/Model Total Production: 5,500 Question Mark
Size: 18s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Two-Tone Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Type 5 Question Mark
Hairspring: Breguet Question Mark
Escapement Type: Straight-line Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Movement Markings: R.W.Co.
Rockford Ill.
Adjusted
Case: Various Question Mark
Run ID: 337.87G5.18S335.187M47.O59.L200.15J135 Question Mark
Data Research: 1907 Rockford Serial List
Question Mark
Database Version: v52.534 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
16.56 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
169.25 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.857% Question Mark
Registry Population:
Scoped for This Run Only
10 (1.00%) Question Mark

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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 645 · 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