Pocket Watch Database

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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/428927
Access Date: April 23, 2024
From the American Horology Archive:
Rockford Grade 66 Pocket Watch
Rockford Watch Co.

Grade: 66

Production Inconsistent with Factory Records

Manufacturer: Rockford
Manufacturer Location: Rockford, Illinois
Movement Serial Number: 428927
Grade: 66
Variation: LS
Model: 7
Estimated Production Year: 1893
Run Quantity: 1,000
Grade/Model Run: 16 of 17
Grade/Model Total Production: 14,700
Variant Est. Production: 5,000 (18S-M7-11J-ONL-U-LS)
Size: 18s
Jewels: 11j
Jewel Setting: Screw-Set
Movement Configuration: Openface
Movement Finish: Nickel
Movement Inlay Color: Black
Movement Setting: Lever
Plate: Full Plate
Regulator: Type 6
Hairspring: Flat
Escapement Type: Straight-line
Standard Dial Type: Single-Sunk
Adjusted: No
Railroad Grade: No
Movement Markings: R.W.Co.
Rockford Ill.
Data Research: 1907 Rockford Serial List
Case: Various
Run ID: 470.66G16.18S403.187M85.O97.L333.11J110
Database Version: v52.243
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: 5 (0.50%)
$ Estimated Value (12 Month Change): 19.33% Analyzing 70 Sales
Research Note: #428427: Reported as Two-Tone Movements Marked "17 J" and "Adjusted."
#428689: Verified as Two-Tone Movements Marked "17 J" and "Adjusted." [NAWCC]
#428757: Verified as Two-Tone Movements Marked "17 J" and "Adjusted."
#428833: Verified as Two-Tone Movements Marked "17 J" and "Adjusted."
#428927: Verified as Nickel Movement, Unadjusted, Plain Regulator (Consistent with Grade 66)
Value Guide
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Production Metrics Tree: Grade 66

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

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-LS: 5,000 34.01%

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.
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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.

ChrisG Top Contributor Supporter 543 · January 11, 2024

Serial Number 428068 was reported as inaccurate.

Note: Marked 17 jewels, adjusted, no LP function, 2
tone.

okiejohn 379 · February 10, 2022

Serial Number 428927 was reported as accurate.

Anonymous · February 20, 2019

Serial Number 428757 was reported as inaccurate.

No further details were submitted with the report.

Railtrumpet Supporter 4 · December 3, 2017

Serial Number 428427 was reported as inaccurate.

Note: 428427 is 17j, 2-tone
Rockford Grade 66 Pocket Watch
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