Pocket Watch Database

From the American Horology Archive:
Rockford Grade 405 Pocket Watch

Rockford Watch Co.

Grade: 405

Winnebago

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 782449
Grade: 405
Model: 5
Estimated Production Year: 1908
Run Quantity: 1,000
Grade/Model Run: 6 of 6
Grade/Model Total Production: 4,700
Size: 16s
Jewels: 17j
Movement Configuration: Openface
Movement Finish: Nickel
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Center Wheel Material: Gold
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 5
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 1144.405G6.16S302.165M57.O450.L796.17J413
Database Version: v52.219
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
14.07
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
144.63
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.732%
Registry Population: 5 (0.50%)

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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 · July 24, 2021

Serial Number 782236 was reported as accurate.

Anonymous · July 19, 2021

Serial Number 782266 was reported as accurate.

Anonymous · November 8, 2020

Serial Number 782377 was reported as accurate.

howdydave 10 · September 17, 2019

Serial Number 782834 was reported as accurate.

Anonymous · August 9, 2016

Serial Number 782449 was reported as inaccurate.

Note: Only to note this one is also lever set. Cheers.
duffy l.
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes

Anonymous · August 9, 2016

Serial Number 782449 was reported as accurate.

Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes

Anonymous · June 20, 2015

Serial Number 782124 was reported as inaccurate.

No further details were submitted with the report.
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes

Anonymous · October 29, 2013

Serial Number 782244 was reported as inaccurate.

Note: This watch is lever set. RAILROAD GRADE by all
means: adjusted to temperature, isochronism and
five positions. Lever set, double-roller
escapement, sapphire pallet jewels, breguet
hairspring, steel escape wheel and patent
micrometer regulator.
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes

Bluejay 179 · June 7, 2013

Serial Number 782360 was reported as inaccurate.

Note: This Winnebago is LEVER SET, and other sources
list is as Railroad Grade. It also has a
micrometer regulator.
Changes since this report was submitted:
Movement Setting changed from Pendant to Lever
Railroad Grade changed from No to Yes
Rockford Grade 405 Pocket Watch