Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/439812
https://pocketwatchdatabase.com/search/result/rockford/439812
Access Date: April 20, 2024
From the American Horology Archive:
Rockford Watch Co.
Grade: 62
| Manufacturer: | Rockford |  |
| Manufacturer Location: | Rockford, Illinois | |
| Movement Serial Number: | 439812 | |
| Grade: | 62 | |
| Model: | 7 | |
| Estimated Production Year: | 1894 | |
| Run Quantity: | 100 | |
| Grade/Model Run: | 4 of 5 | |
| Grade/Model Total Production: | 1,600 | |
| Variant Est. Production: | 600 (18S-M7-17J-OTL) | |
| Size: | 18s | |
| Jewels: | 17j | |
| Jewel Setting: | Screw-Set | |
| Movement Configuration: | Openface | |
| Movement Finish: | Two-Tone | |
| Movement Inlay Color: | Black | |
| Movement Setting: | Lever | |
| Plate: | Full Plate | |
| Regulator: | Type 6 | |
| Hairspring: | Breguet | |
| Standard Dial Type: | Single-Sunk | |
| Adjusted: | Yes | |
| Adjusted to Position: | Yes | |
| Adjusted to Temperature: | Yes | |
| Adjusted to Isochronism: | Yes | |
| Movement Markings: | R.W.Co. Rockford Ill 17 J Adjusted |
|
| Data Research: |
1907 Rockford Serial List |
|
| Case: | Various | |
| Run ID: | 506.62G6.18S439.187M99.O111.L369.17J30 | |
| Database Version: | v52.235 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 4.81 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 49.22 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.249% | |
| Registry Population: | 3 (3.00%) | |
|
Research Note: #439812: Reported as Two-Tone.
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Production Metrics Tree: Grade 62
Target Profile: 18S-M7-17J-OTL-APTI
| Rockford Grade 62 (All Variations): 2,700 ETP | |||
| 18S: 2,700 100.00% 18s, Grade 62 |
|||
| 18S-M7: 1,600 59.26% 18s, Grade 62, Model 7 |
Other: 1,100
Other Models or Unclassified |
||
| 18S-M7-17J: 1,600 59.26% 18s, Grade 62, Model 7, 17 Jewels |
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| 18S-M7-17J-OTL: 600 22.22% 18s, Grade 62, Model 7, 17 Jewels, Openface/Lever/Two-Tone |
Other: 1,000
Other Configs or Unclassified |
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| 18S-M7-17J-OTL-APTI: 600 22.22% | |||
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 3 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 · January 11, 2024
Serial Number 439763 was reported as accurate.
Anonymous · April 20, 2019
Serial Number 439812 was reported as inaccurate.
Note: Information is accurate except this one is two
tone.
tone.
Curator Response: Thanks for the report and images. The database has been updated accordingly.
Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
