Pocket Watch Database


From the American Horology Archive:
Rockford Grade 87 Pocket Watch

Rockford Watch Co.

Grade: 87

Private Label(s) in Run:

Chronometro adjustado a Temperaturas

What is a Private Label?
Manufacturer: Rockford Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 359235 Question Mark
Grade: 87 Question Mark
Variation: LP Question Mark
Model: 7 Question Mark
Estimated Production Year: 1890 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 6 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: 351.87G6.18S340.187M51.O63.L214.15J141 Question Mark
Data Research: 1907 Rockford Serial List
Question Mark
Database Version: v52.470 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
6 (1.20%) Question Mark

Help Us Help Others By Improving the Database:

Does this information describe your movement accurately?

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.


Wadehayes 43 · October 2, 2024

Serial Number 359306 was reported as accurate.

Dave895 Supporter 101 · June 6, 2020

Serial Number 359392 was reported as accurate.

Anonymous · April 3, 2020

Serial Number 359297 was reported as accurate.

Anonymous · January 20, 2018

Serial Number 359091 was reported as accurate.

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

Anonymous · March 24, 2015

Serial Number 359009 was reported as accurate.

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