Pocket Watch Database
Access Date: May 29, 2023
From the American Horology Archive:
Rockford Watch Co.
Private Label(s) in Run:
D.T. Ferguson - Rat PortageWhat is a Private Label?
|Manufacturer Location:||Rockford, Illinois|
|Movement Serial Number:||368823|
|Estimated Production Year:||1890|
|Grade/Model Run:||3 of 5|
|Grade/Model Total Production:||2,300|
1907 Rockford Serial List
|PWDB Absolute Rarity Index: |
Scoped for Grade/Size/Model/Configuration
|PWDB Relative Rarity Index: |
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
|Share of Production: |
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
|Registry Population:||5 (1.00%)|
Research Note: #368502: Private Label Marked "D.T. Ferguson, Rat Portage" featuring 17 Jewels (Likely Grade 100) [JH]
Population Registry for This Run
|Image||Serial Number||Run Position||Primary Identification Method||Discovery Date|
|1||368518||#18||Marketplace||May 04, 2013|
|2||368556||#56||Marketplace||February 07, 2018|
Image Credit: ngleasonmke
|368823||#323||Collection||March 29, 2019|
|4||368864||#364||Marketplace||September 17, 2015|
|5||368957||#457||Collection||September 26, 2014|
|Standard Deviation of Known Examples: 195.21 (Expected: 144.48, Δ50.73/10.15%)|
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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.
Firebirdjeff 41 · September 26, 2014
Serial Number 368957 was reported as inaccurate.
This WatchFrom This Run
uploaded by ngleasonmke
From This Run
uploaded by firebirdjeff02
uploaded by cbzimm
uploaded by Rickglick1