Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/554986
https://pocketwatchdatabase.com/search/result/rockford/554986
Access Date: December 30, 2024
From the American Horology Archive:
Rockford Watch Co.
Grade: 25
The extremely rare special order Grade 25 movements feature a two-tone finish and are marked "Pennsylvania Special." With 25 Jewels, these movements represent the highest jewel count produced by the Rockford Watch Company. #554986, previously owned by Rockford collector Dean Olson, was successfully auctioned by Jones & Horan in May 2018 for $14,000.
| Manufacturer: | Rockford |  |
| Manufacturer Location: | Rockford, Illinois | |
| Movement Serial Number: | 554986 | |
| Grade: | 25 | |
| Model: | 9 | |
| Estimated Production Year: | 1900 | |
| Run Quantity: | 12 | |
| Grade/Model Run: | 1 of 1 | |
| Grade/Model Total Production: | 12 | |
| Size: | 18s | |
| Jewels: | 25j | |
| Jewel Material: | Ruby | |
| Jewel Setting: | Gold Settings (Screw-Set) | |
| Movement Configuration: | Openface | |
| Movement Finish: | Two-Tone | |
| Movement Signing Style: | Serif Caps | |
| Movement Inlay Color: | Black | |
| Movement Setting: | Lever | |
| Plate: | Full Plate | |
| Double Roller: | Yes | |
| Regulator: | Reed | |
| Hairspring: | Breguet | |
| Adjusted: | Yes | |
| Adjusted to Position: | Yes | |
| Adjusted # of Positions: | 6 | |
| Adjusted to Temperature: | Yes | |
| Adjusted to Isochronism: | Yes | |
| Railroad Grade: | Yes | |
| Movement Markings: | Pennsylvania Special 25 Ruby Jewels Adjusted to 6 Positions |
|
| Case: | Various | |
| Run ID: | 764.25G1.18S647.189M56.O263.L607.25J1 | |
| Data Research: |
1907 Rockford Serial List |
|
| Database Version: | v52.528 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 0.03 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.34 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.002% | |
| Registry Population: Scoped for This Run Only | 2 (16.67%) | |
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Research Note: Rockford Serial Lists designate this run as Model "Special." #554986 Sold by Jones & Horan, May 2018.
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Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
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There are 2 watches in the population registry for this run with 1 image.
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