Pocket Watch Database

From the American Horology Archive:
Rockford Grade 83 Pocket Watch

Rockford Watch Co.

Grade: 83

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 327005
Grade: 83
Model: 8
Estimated Production Year: 1888
Run Quantity: 1,000
Grade/Model Run: 21 of 32
Grade/Model Total Production: 21,100
Variant Est. Production: 20,400 (18S-M8-15J-HNL)
Size: 18s
Jewels: 15j
Jewel Setting: Screw-Set
Movement Configuration: Hunting
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Lever
Plate: Full Plate
Regulator: Type 5
Hairspring: Breguet
Escapement Type: Straight-line
Adjusted: Mixed
Movement Markings: R.W.Co.
Rockford Ill.
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 303.83G21.18S301.188M68.H148.L166.15J118
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
63.17
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
649.40
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
3.286%
Registry Population: 15 (1.50%)

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.


Anonymous · January 6, 2021

Serial Number 327844 was reported as accurate.

Anonymous · July 11, 2020

Serial Number 327952 was reported as accurate.

Anonymous · November 7, 2019

Serial Number 327373 was reported as inaccurate.

Note: This one is marked 17 jewels.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · August 18, 2019

Serial Number 327717 was reported as accurate.

Anonymous · May 7, 2014

Serial Number 327880 was reported as accurate.

Anonymous · April 11, 2013

Serial Number 327566 was reported as accurate.

Rockford Grade 83 Pocket Watch