Pocket Watch Database


From the American Horology Archive:
Rockford Grade 66 Pocket Watch

Rockford Watch Co.

Grade: 66

Production Inconsistent with Factory Records

Manufacturer: Rockford Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 425622 Question Mark
Grade: 66 Question Mark
Variation: LS Question Mark
Model: 7 Question Mark
Estimated Production Year: 1893 Question Mark
Run Quantity: 500 Question Mark
Grade/Model Run: 15 of 17 Question Mark
Grade/Model Total Production: 14,700 Question Mark
Variant Est. Production: 5,000 (18S-M7-11J-ONL-U-LS) Question Mark
Size: 18s Question Mark
Jewels: 11j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Inlay Color: Black Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Type 6 Question Mark
Hairspring: Flat Question Mark
Escapement Type: Straight-line Question Mark
Standard Dial Type: Single-Sunk Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: R.W.Co.
Rockford Ill.
Case: Various Question Mark
Run ID: 467.66G15.18S400.187M84.O96.L330.11J108 Question Mark
Data Research: 1907 Rockford Serial List
Question Mark
Database Version: v52.457 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
44.26 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
452.42 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.289% Question Mark
Registry Population:
Scoped for This Run Only
6 (1.20%) Question Mark
$ Estimated Value (12 Month Change): 11.02% Analyzing 72 Sales Question Mark
Research Note: #425577: Verified as Two-Tone Movement Marked "17 J - Adjusted" [JH]. #425504: Verified as Marked "21 Jewels" and "Adjusted" with raised jewel settings.[JH]

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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 601 · February 24, 2024

Serial Number 425622 was reported as inaccurate.

Note: Plain regulator - PL dial - same demaskeening
pattern as # 436999.- Image - ebay # 364741282377
Curator Response: Thanks!

Anonymous · June 17, 2021

Serial Number 425835 was reported as accurate.

Anonymous · June 17, 2021

Serial Number 425835 was reported as accurate.

Anonymous · May 4, 2021

Serial Number 425605 was reported as inaccurate.

Note: Rockford Watch movement is marked " Otto Welstein
Rochelle, ILL 21 Jewel adjusted"
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · March 16, 2021

Serial Number 425892 was reported as inaccurate.

Note: Mine is marked 17 Jewel
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

Anonymous · February 27, 2019

Serial Number 425605 was reported as inaccurate.

Note: My movement is stamped 21 jewels adjusted also has
2 names on it.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.

ArmyPilot 10 · May 14, 2017

Serial Number 425860 was reported as accurate.

Anonymous · October 10, 2016

Serial Number 425696 was reported as accurate.

Anonymous · January 5, 2016

Serial Number 425696 was reported as accurate.

Rockford Grade 66 Pocket Watch