Rockford Pocket Watch: Serial Number 301171 (Grade 66)

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/301171/movement

Access Date: December 25, 2024

From the American Horology Archive:

Rockford Watch Co.

Grade: 66

Manufacturer:	Rockford
Manufacturer Location:	Rockford, Illinois
Movement Serial Number:	301171
Grade:	66
Variation:	LP
Model:	7
Estimated Production Year:	1887
Run Quantity:	1,000
Grade/Model Run:	8 of 17
Grade/Model Total Production:	14,700
Variant Est. Production:	5,000 (18S-M7-11J-ONL-U-LP)
Size:	18s
Jewels:	11j
Jewel Setting:	Screw-Set
Movement Configuration:	Openface
Movement Finish:	Nickel
Movement Signing Style:	Old English
Movement Inlay Color:	Black
Movement Setting:	Lever
Plate:	Full Plate
Regulator:	Plain
Hairspring:	Flat
Escapement Type:	Straight-line
Standard Dial Type:	Single-Sunk
Adjusted:	No
Railroad Grade:	No
Movement Markings:	R.W.Co. Rockford, Ill.
Case:	Various
Run ID:	276.66G8.18S274.187M23.O35.L139.11J60
Data Research:	1907 Rockford Serial List
Database Version:	v52.526
Advanced Metrics
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration	44.26
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration	452.42
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration	2.289%
Registry Population: Scoped for This Run Only	12 (1.20%)

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Production Metrics Tree: Grade 66

Target Profile: 18S-M7-11J-ONL-U-LP

Rockford Grade 66 (All Variations): 14,700 ETP
18S: 14,700 100.00% 18s, Grade 66
18S-M7: 14,700 100.00% 18s, Grade 66, Model 7
18S-M7-11J: 14,000 95.24% 18s, Grade 66, Model 7, 11 Jewels		Other: 700 Other Jewels or Unclassified
18S-M7-11J-ONL: 14,000 95.24% 18s, Grade 66, Model 7, 11 Jewels, Openface/Lever/Nickel
18S-M7-11J-ONL-U: 14,000 95.24%
18S-M7-11J-ONL-U-LP: 5,000 34.01%	Other: 9,000 Other Variants or Unclassified

Population Registry for This Run

	Image	Serial Number	Run Position	Primary Identification Method	Discovery Date
There are 12 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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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.