Pocket Watch Database


From the American Horology Archive:
Rockford Grade 918 Pocket Watch

Rockford Watch Co.

Grade: 918

Manufacturer: Rockford Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 566127 Question Mark
Grade: 918 Question Mark
Model: 9 Question Mark
Estimated Production Year: 1900 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 1 of 6 Question Mark
Grade/Model Total Production: 2,900 Question Mark
Size: 18s Question Mark
Jewels: 21j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Double Roller: Yes Question Mark
Adjusted: Yes Question Mark
Adjusted # of Positions: 5 Question Mark
Adjusted to Temperature: Yes Question Mark
Railroad Grade: Yes Question Mark
Case: Various Question Mark
Run ID: 777.918G1.18S651.189M58.O269.L619.21J39 Question Mark
Data Research: 1907 Rockford Serial List
Question Mark
Database Version: v52.431 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
8.73 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
89.23 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.452% Question Mark
Registry Population:
Scoped for This Run Only
8 (1.60%) 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.


ChrisG Top Contributor Supporter 597 · April 5, 2024

Serial Number 566441 was reported as accurate.

10mueller 38 · June 11, 2021

Serial Number 566307 was reported as accurate.

Anonymous · November 22, 2019

Serial Number 566218 was reported as accurate.

Andrew9000 85 · October 17, 2019

Serial Number 566127 was reported as accurate.

Anonymous · January 2, 2014

Serial Number 566155 was reported as accurate.

Rockford Grade 918 Pocket Watch