Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/307679
https://pocketwatchdatabase.com/search/result/rockford/307679
Access Date: April 23, 2024
From the American Horology Archive:
Rockford Watch Co.
Grade: 83
| Manufacturer: | Rockford |  |
| Manufacturer Location: | Rockford, Illinois | |
| Movement Serial Number: | 307679 | |
| Grade: | 83 | |
| Model: | 8 | |
| Estimated Production Year: | 1888 | |
| Run Quantity: | 1,000 | |
| Grade/Model Run: | 16 of 32 | |
| Grade/Model Total Production: | 21,100 | |
| Variant Est. Production: | 20,400 (18S-M8-15J-HNL) | |
| Size: | 18s | |
| Jewels: | 15j | |
| Jewel Setting: | Screw-Set | |
| Movement Configuration: | Hunting | |
| Movement Finish: | Nickel | |
| Movement Inlay Color: | Black | |
| Movement Setting: | Lever | |
| Plate: | Full Plate | |
| Regulator: | Type 5 | |
| Hairspring: | Breguet | |
| Escapement Type: | Straight-line | |
| Adjusted: | Mixed | |
| Movement Markings: | R.W.Co. Rockford Ill. |
|
| Data Research: |
1907 Rockford Serial List |
|
| Case: | Various | |
| Run ID: | 284.83G16.18S282.188M52.H132.L147.15J106 | |
| Database Version: | v52.245 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 63.52 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 649.40 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 3.286% | |
| Registry Population: | 9 (0.90%) | |
| $ Estimated Value (12 Month Change): | -16.77% Analyzing 104 Sales | |
|
Research Note: #369277: Verified as Marked "17 J" and "Adjusted," inconsistent with the standard Grade 83 classification.
|
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Production Metrics Tree: Grade 83
Target Profile: 18S-M8-15J-HNL-U/A
| Rockford Grade 83 (All Variations): 21,100 ETP | |||
| 18S: 21,100 100.00% 18s, Grade 83 |
|||
| 18S-M8: 21,100 100.00% 18s, Grade 83, Model 8 |
|||
| 18S-M8-15J: 20,600 97.63% 18s, Grade 83, Model 8, 15 Jewels |
Other: 500
Other Jewels or Unclassified |
||
| 18S-M8-15J-HNL: 20,400 96.68% 18s, Grade 83, Model 8, 15 Jewels, Hunting/Lever/Nickel |
Other: 200
Other Configs or Unclassified |
||
| 18S-M8-15J-HNL-U/A: 20,400 96.68% | |||
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 9 watches in the population registry for this run with 3 images.
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Help Us Help Others By Improving the Database:
Does this information describe your movement accurately?
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.
Rockfordguy Supporter 17 · November 25, 2023
Serial Number 307876 was reported as inaccurate.
Note: Movement marked 17J Adjusted and is most similar
to grade 80
to grade 80
Curator Response: Thanks for the report. This information has been noted in the research notes for this run.
sgoergens 2 · December 2, 2022
Serial Number 307174 was reported as accurate.
Anonymous · November 27, 2019
Serial Number 307934 was reported as accurate.
texnet 684 · May 7, 2019
Serial Number 307114 was reported as accurate.
Anonymous · March 19, 2019
Serial Number 307114 was reported as accurate.
Anonymous · July 22, 2016
Serial Number 307139 was reported as accurate.
Anonymous · July 1, 2015
Serial Number 307679 was reported as accurate.
Anonymous · December 1, 2013
Serial Number 307452 was reported as accurate.
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From This Runuploaded by Rockfordguy
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From This Runuploaded by sgoergens
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From This Runuploaded by texnet
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uploaded by rondeg
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Image Source/Credit: eBay Auction
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uploaded by Rickglick1
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uploaded by TimFitz
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Image Source/Credit: eBay Auction
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uploaded by okiejohn
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Image Source/Credit: eBay Auction
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