Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/rockford/330942
https://pocketwatchdatabase.com/search/result/rockford/330942
Access Date: May 04, 2024
From the American Horology Archive:
Rockford Watch Co.
Grade: 88
| Manufacturer: | Rockford |  |
| Manufacturer Location: | Rockford, Illinois | |
| Movement Serial Number: | 330942 | |
| Grade: | 88 | |
| Variation: | LP | |
| Model: | 7 | |
| Estimated Production Year: | 1889 | |
| Run Quantity: | 200 | |
| Grade/Model Run: | 2 of 5 | |
| Grade/Model Total Production: | 1,700 | |
| Size: | 18s | |
| Jewels: | 16j | |
| Jewel Setting: | Gold Settings (Screw-Set) | |
| Movement Configuration: | Openface | |
| Movement Finish: | Two-Tone | |
| Movement Setting: | Lever | |
| Plate: | Full Plate | |
| Regulator: | Type 5 | |
| Hairspring: | Breguet | |
| Escapement Type: | Straight-line | |
| Standard Dial Type: | Double-Sunk | |
| Adjusted: | Yes | |
| Adjusted to Position: | Yes | |
| Adjusted to Temperature: | Yes | |
| Adjusted to Isochronism: | Yes | |
| Movement Markings: | R.W.Co. Rockford Ill. Adjusted |
|
| Data Research: |
1907 Rockford Serial List |
|
| Case: | Various | |
| Run ID: | 310.88G2.18S308.187M30.O42.L173.16J4 | |
| Database Version: | v52.246 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 5.12 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 52.29 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.265% | |
| Registry Population: | 1 (0.50%) | |
Production Metrics Tree: Grade 88
Target Profile: 18S-M7-16J-OTL-APTI-LP
| Rockford Grade 88 (All Variations): 1,700 ETP |
| 18S: 1,700 100.00% 18s, Grade 88 |
| 18S-M7: 1,700 100.00% 18s, Grade 88, Model 7 |
| 18S-M7-16J: 1,700 100.00% 18s, Grade 88, Model 7, 16 Jewels |
| 18S-M7-16J-OTL: 1,700 100.00% 18s, Grade 88, Model 7, 16 Jewels, Openface/Lever/Two-Tone |
| 18S-M7-16J-OTL-APTI: 1,700 100.00% |
| 18S-M7-16J-OTL-APTI-LP: 1,700 100.00% |
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There is 1 watch in the population registry for this run.
|
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Help Us Help Others By Improving the Database:
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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 · December 22, 2023
Serial Number 330918 was reported as accurate.
Anonymous · June 23, 2022
Serial Number 330942 was reported as accurate.
Anonymous · May 20, 2019
Serial Number 330898 was reported as inaccurate.
Note: 21 J
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:
Movement Finish changed from Nickel to Two-Tone
Anonymous · April 24, 2018
Serial Number 330903 was reported as accurate.
Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
Anonymous · April 24, 2018
Serial Number 330903 was reported as accurate.
Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
VH1943 176 · February 23, 2016
Serial Number 330891 was reported as accurate.
Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
Anonymous · February 23, 2016
Serial Number 330891 was reported as accurate.
Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
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