Pocket Watch Database


From the American Horology Archive:
Rockford Grade 66 Pocket Watch

Rockford Watch Co.

Grade: 66

Manufacturer: Rockford Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 301171 Question Mark
Grade: 66 Question Mark
Variation: LP Question Mark
Model: 7 Question Mark
Estimated Production Year: 1887 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 8 of 17 Question Mark
Grade/Model Total Production: 14,700 Question Mark
Variant Est. Production: 5,000 (18S-M7-11J-ONL-U-LP) Question Mark
Size: 18s Question Mark
Jewels: 11j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Signing Style: Old English Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Plain Question Mark
Hairspring: Flat Question Mark
Escapement Type: Straight-line Question Mark
Standard Dial Type: Single-Sunk Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: R.W.Co.
Rockford, Ill.
Case: Various Question Mark
Run ID: 276.66G8.18S274.187M23.O35.L139.11J60 Question Mark
Data Research: 1907 Rockford Serial List
Question Mark
Database Version: v52.526 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
44.26 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
452.42 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.289% Question Mark
Registry Population:
Scoped for This Run Only
12 (1.20%) 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.


Anonymous · December 31, 2023

Serial Number 301853 was reported as accurate.

Anonymous · April 13, 2022

Serial Number 301223 was reported as accurate.

Anonymous · April 17, 2020

Serial Number 301977 was reported as accurate.

Anonymous · December 22, 2018

Serial Number 301015 was reported as accurate.

Anonymous · February 12, 2018

Serial Number 301744 was reported as accurate.

Anonymous · December 23, 2016

Serial Number 301672 was reported as accurate.

Anonymous · May 12, 2016

Serial Number 301695 was reported as accurate.

Anonymous · August 22, 2013

Serial Number 301971 was reported as accurate.

Rockford Grade 66 Pocket Watch