Pocket Watch Database


From the American Horology Archive:
Rockford Grade 935 Pocket Watch

Rockford Watch Co.

Grade: 935

Private Label(s) in Run:

John F. Betz - Centralia Mo.

What is a Private Label?
Manufacturer: Rockford Question Mark
Manufacturer Location: Rockford, Illinois Question Mark
Movement Serial Number: 669136 Question Mark
Grade: 935 Question Mark
Model: 9 Question Mark
Estimated Production Year: 1906 Question Mark
Run Quantity: 200 Question Mark
Grade/Model Run: 31 of 61 Question Mark
Grade/Model Total Production: 43,131 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Case: Various Question Mark
Run ID: 975.935G31.18S713.189M84.O355.L732.17J315 Question Mark
Data Research: 1907 Rockford Serial List
Question Mark
Database Version: v52.465 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
129.85 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
1,327.49 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
6.717% Question Mark
Registry Population:
Scoped for This Run Only
1 (0.50%) Question Mark
$ Estimated Value (12 Month Change): -14.69% Analyzing 225 Sales Question Mark
Research Note: Rockford Serial Lists omit this run. 671001-671300 classified using observations and reports.

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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.


dcooper Supporter 230 · September 20, 2021

Serial Number 669115 was reported as accurate.

Anonymous · April 6, 2019

Serial Number 669280 was reported as accurate.

Changes since this report was submitted:
Grade changed from Unknown to 935
Factory Model changed from 0 to 9

dcooper Supporter 230 · February 8, 2017

Serial Number 669136 was reported as inaccurate.

Note: 669136 is (marked) 17 Jewel
Changes since this report was submitted:
Grade changed from Unknown to 935
Jewels changed from ? to 17j
Factory Model changed from 0 to 9
Rockford Grade 935 Pocket Watch