Rockford Pocket Watch: Serial Number 542301 (Grade 810)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/542301

Access Date: June 06, 2025

From the American Horology Archive:

Rockford Watch Co.

Grade: 810

Private Label(s) in Run:

Plymouth Watch Co. - King Edward

What is a Private Label?

Manufacturer:	Rockford
Manufacturer Location:	Rockford, Illinois
Movement Serial Number:	542301
Grade:	810
Model:	10
Estimated Production Year:	1899
Run Quantity:	200
Grade/Model Run:	4 of 7
Grade/Model Total Production:	1,408
Size:	18s
Jewels:	21j
Jewel Material:	Ruby & Sapphire
Jewel Setting:	Screw-Set
Movement Configuration:	Hunting
Movement Finish:	Nickel
Movement Inlay Color:	Gilt
Movement Setting:	Lever
Plate:	Full Plate
Train:	Quick
Regulator:	Micrometric
Hairspring:	Breguet
Escapement Type:	Straight-line
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
Case:	Various
Run ID:	708.810G4.18S641.1810M58.H355.L570.21J20
Data Research:	1907 Rockford Serial List
Database Version:	v52.693
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Registry Population: Scoped for This Run Only	5 (2.50%)

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Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
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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 · June 6, 2023

Serial Number 542348 was reported as accurate.

CJEmpire3 Supporter 127 · April 5, 2022

Serial Number 542460 was reported as accurate.

733harry 33 · August 1, 2018

Serial Number 542402 was reported as accurate.

Anonymous · June 25, 2018

Serial Number 542385 was reported as accurate.

Anonymous · February 12, 2018

Serial Number 542385 was reported as accurate.

Anonymous · February 6, 2018

Serial Number 542385 was reported as accurate.

Anonymous · December 20, 2017

Serial Number 542460 was reported as accurate.

ngupaan 95 · October 12, 2017

Serial Number 542352 was reported as inaccurate.

Note: Marked "RG" in circle
Rockford Catalog I have has these adjusted to 5
positions & Temp
Double sunk dial with marginal figures
This one also marked U.S.A
Also meets Railroad Grade Watch Standards of the
Time