Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/542762
https://pocketwatchdatabase.com/search/result/rockford/542762
Access Date: November 10, 2024
From the American Horology Archive:
Rockford Watch Co.
Grade: 905
| Manufacturer: | Rockford |  |
| Manufacturer Location: | Rockford, Illinois | |
| Movement Serial Number: | 542762 | |
| Grade: | 905 | |
| Model: | 9 | |
| Estimated Production Year: | 1899 | |
| Run Quantity: | 100 | |
| Grade/Model Run: | 3 of 5 | |
| Grade/Model Total Production: | 700 | |
| Size: | 18s | |
| Jewels: | 21j | |
| Jewel Material: | Ruby & Sapphire | |
| Jewel Setting: | Gold Settings (Screw-Set) | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Movement Inlay Color: | Gilt | |
| Movement Setting: | Lever | |
| Plate: | Full Plate | |
| Double Roller: | Yes | |
| Train: | Quick | |
| Regulator: | Micrometric | |
| Hairspring: | Breguet | |
| Escapement Type: | Straight-line | |
| Pallet Jewel Material: | Sapphire | |
| Standard Dial Type: | Double-Sunk | |
| Adjusted: | Yes | |
| Adjusted to Position: | Yes | |
| Adjusted # of Positions: | 5 | |
| Adjusted to Temperature: | Yes | |
| Adjusted to Isochronism: | Yes | |
| Railroad Grade: | Yes | |
| Movement Markings: | Rockford Watch Co. U.S.A. 21 Jewels Adjusted RG |
|
| Case: | Various | |
| Run ID: | 708.905G3.18S641.189M53.O239.L570.21J21 | |
| Data Research: |
1907 Rockford Serial List |
|
| Database Version: | v52.431 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 2.10 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 21.51 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.109% | |
| Registry Population: Scoped for This Run Only | 2 (2.00%) | |
|
Research Note: #542798 Verified as Private Label: Hauserman's Railroad - Patterson, N. J., "Hauserman's Railroad" on Dial. [NAWCC]
|
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Production Metrics Tree: Grade 905
Target Profile: 18S-M9-21J-ONL-A5PTI
| Rockford Grade 905 (All Variations): 700 ETP |
| 18S: 700 100.00% 18s, Grade 905 |
| 18S-M9: 700 100.00% 18s, Grade 905, Model 9 |
| 18S-M9-21J: 700 100.00% 18s, Grade 905, Model 9, 21 Jewels |
| 18S-M9-21J-ONL: 700 100.00% 18s, Grade 905, Model 9, 21 Jewels, Openface/Lever/Nickel |
| 18S-M9-21J-ONL-A5PTI: 700 100.00% |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 2 watches in the population registry for this run with 1 image.
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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.
Anonymous · March 15, 2019
Serial Number 542747 was reported as accurate.
pocketwatch101 111 · September 25, 2017
Serial Number 542762 was reported as accurate.
pocketwatch101 111 · September 25, 2017
Serial Number 542762 was reported as accurate.
Anonymous · March 8, 2016
Serial Number 542778 was reported as accurate.
