Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/404252
https://pocketwatchdatabase.com/search/result/rockford/404252
Access Date: November 23, 2024
From the American Horology Archive:
Rockford Watch Co.
Grade: 60
| Manufacturer: | Rockford |  |
| Manufacturer Location: | Rockford, Illinois | |
| Movement Serial Number: | 404252 | |
| Grade: | 60 | |
| Model: | 7 | |
| Estimated Production Year: | 1892 | |
| Run Quantity: | 300 | |
| Grade/Model Run: | 1 of 1 | |
| Grade/Model Total Production: | 300 | |
| Size: | 18s | |
| Jewels: | 17j | |
| Movement Configuration: | Openface | |
| Movement Finish: | Two-Tone | |
| Movement Signing Style: | Serif (Decorative) | |
| Movement Inlay Color: | Gilt | |
| Movement Setting: | Lever | |
| Plate: | Full Plate | |
| Regulator: | Type 6 | |
| Escapement Type: | Right-angle | |
| Adjusted: | Yes | |
| Adjusted to Position: | Yes | |
| Adjusted to Temperature: | Yes | |
| Adjusted to Isochronism: | Yes | |
| Movement Markings: | R.W.Co. Rockford, Ill. 17 J Adjusted |
|
| Case: | Various | |
| Run ID: | 431.60G2.18S367.187M69.O81.L294.17J7 | |
| Data Research: |
1907 Rockford Serial List |
|
| Database Version: | v52.452 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 0.90 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 9.20 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.047% | |
| Registry Population: Scoped for This Run Only | 5 (1.67%) | |
|
Research Note: Rockford Serial Lists designate this run as Grade 60 with 11 Jewels. However, #404252 had been verified as marked "17 J" and "Adjusted" with a two-tone finish. #404109 and #404293 have been reported as 17 Jewels and Adjusted. No movements have been observed in this run consistent with the "11 Jewel" designation within official serial lists. Additionally, the first run of Grade 60 movements [250,501-251,000] has been observed as a Model 3 with 11 Jewels despite factory serial lists indicating a Model 7.
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Production Metrics Tree: Grade 60
Target Profile: 18S-M7-17J-OTL-APTI
| Rockford Grade 60 (All Variations): 800 ETP | |
| 18S: 800 100.00% 18s, Grade 60 |
|
| 18S-M7: 300 37.50% 18s, Grade 60, Model 7 |
Other: 500
Other Models or Unclassified |
| 18S-M7-17J: 300 37.50% 18s, Grade 60, Model 7, 17 Jewels |
|
| 18S-M7-17J-OTL: 300 37.50% 18s, Grade 60, Model 7, 17 Jewels, Openface/Lever/Two-Tone |
|
| 18S-M7-17J-OTL-APTI: 300 37.50% | |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 5 watches in the population registry for this run with 3 images.
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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.
2mnyboxers Supporter 408 · April 2, 2022
Serial Number 404268 was reported as accurate.
Anonymous · September 2, 2021
Serial Number 404205 was reported as accurate.
2mnyboxers Supporter 408 · December 6, 2020
Serial Number 404268 was reported as accurate.
Anonymous · May 18, 2020
Serial Number 404083 was reported as accurate.
Anonymous · April 7, 2020
Serial Number 404083 was reported as accurate.
Anonymous · August 7, 2019
Serial Number 404109 was reported as inaccurate.
Note: This one is a model 7 grade 60 open face 17 jewels
adjusted lever set two-tone movement and it
railroad grade.
adjusted lever set two-tone movement and it
railroad grade.
Curator Response: Thanks for the report. If possible, please upload an image of the movement to your collection for further evaluation and documentation.
Changes since this report was submitted:
Jewels changed from 11j to 17j
Movement Finish changed from Nickel to Two-Tone
Anonymous · September 2, 2015
Serial Number 404266 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j to 17j
Movement Finish changed from Nickel to Two-Tone
Anonymous · March 23, 2015
Serial Number 404215 was reported as accurate.
Changes since this report was submitted:
Jewels changed from 11j to 17j
Movement Finish changed from Nickel to Two-Tone
Anonymous · December 7, 2013
Serial Number 404293 was reported as inaccurate.
Note: Engraved on the back of the movement it says 17
jewels. Below that is the word Adjusted.
jewels. Below that is the word Adjusted.
Changes since this report was submitted:
Jewels changed from 11j to 17j
Movement Finish changed from Nickel to Two-Tone
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This WatchFrom This Runuploaded by Radron
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From This Runuploaded by 2mnyboxers
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From This Runuploaded by Rockfordguy