Rockford Pocket Watch: Serial Number 417515 (Grade 83)

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1888 Rockford Grade 83 M-8 15j 18s Pocket Watch Century Swing out Works w/Chain

Check Price Source: eBay.com

Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/417515

Access Date: April 30, 2025

From the American Horology Archive:

Rockford Watch Co.

Grade: 83

Private Label(s) in Run:

T. H. Gill - Marengo, Ill.

What is a Private Label?

Manufacturer:	Rockford
Manufacturer Location:	Rockford, Illinois
Movement Serial Number:	417515
Grade:	83
Model:	8
Estimated Production Year:	Members Only Data
Run Quantity:	Members Only Data
Grade/Model Run:	Members Only Data
Grade/Model Total Production:	Members Only Data
Variant Est. Production:	Members Only Data
Size:	18s
Jewels:	17j
Jewel Setting:	Members Only Data
Movement Configuration:	Hunting
Movement Finish:	Nickel
Movement Inlay Color:	Members Only Data
Movement Setting:	Lever
Wind Mechanism:	Stem
Plate:	Full Plate
Regulator:	Members Only Data
Hairspring:	Members Only Data
Escapement Type:	Straight-line
Adjusted:	Members Only Data
Movement Markings:	Members Only Data
Case:	Various
Run ID:	457.83G25.18S393.188M107.H251.L320.17J14
Data Research:	1907 Rockford Serial List
Database Version:	v52.642
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population: Scoped for This Run Only	5 (1.00%)
Research Note: Rockford Serial Lists designate this run as featuring 17 Jewels instead of 15 like other Grade 83 runs. #417681: Verified as Marked "17 J" with features more consistent with the Grade 82. #417515: Verified as Private Label Marked "T. H. Gill - Marengo, Ill." with 17 Jewels.

11 Additional Member-Only Data Points Available

The following information is unlocked with a free account:

Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Variant Est. Production, Jewel Setting, Movement Inlay Color, Regulator Type, Hairspring, Adjustments, Movement Markings

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Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 5 watches in the population registry for this run with 2 images. Create a FREE account or login to view the population registry and add your watch to the registry. Create a Free Account

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Why Might This Information Be Incorrect?

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.

Radron 109 · December 5, 2019

Serial Number 417515 was reported as inaccurate.

Note: This unit is a private label marked "T. H. Gill,
Marengo, Ill." on both the SS dial and the 17J
movement. Jewels verified. Unique checkerboard
pattern. See collection.

Changes since this report was submitted:

Jewels changed from 15j to 17j

Radron 109 · October 28, 2019

Serial Number 417681 was reported as inaccurate.

Note: Marked 17J, verified accurate. Also marked
adjusted. See collection. The description of a
model 82 fits this movement better than that of a
model 83.

Changes since this report was submitted:

Jewels changed from 15j to 17j