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: 271790 Question Mark
Grade: 66 Question Mark
Variation: LS Question Mark
Model: 7 Question Mark
Estimated Production Year: 1888 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 3 of 17 Question Mark
Grade/Model Total Production: 14,700 Question Mark
Variant Est. Production: 5,000 (18S-M7-11J-ONL-U-LS) 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 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: 235.66G3.18S233.187M11.O23.L98.11J47 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
8 (0.80%) 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.


MoatsJustin1 top-contributor 5272 · November 8, 2023

Serial Number 271342 was reported as accurate.

Anonymous · January 22, 2022

Serial Number 271492 was reported as accurate.

Anonymous · January 19, 2020

Serial Number 271852 was reported as accurate.

Anonymous · January 12, 2020

Serial Number 271852 was reported as accurate.

Anonymous · May 10, 2019

Serial Number 271394 was reported as accurate.

Anonymous · May 2, 2019

Serial Number 271394 was reported as accurate.

Anonymous · September 26, 2014

Serial Number 271225 was reported as accurate.

Anonymous · January 20, 2014

Serial Number 271131 was reported as accurate.

Anonymous · February 9, 2013

Serial Number 271399 was reported as accurate.

Rockford Grade 66 Pocket Watch