After some serious contemplation, I decided to use a Cape Cod Cloth on the scratched link (quite sinful to some I'm sure) and was careful to tape off all areas I didn't
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Cape Cod® Metal Polishing Cloths Foil Pouch – Official Site of Cape Cod Polish Company, Inc.
American CAPE COD Polishing Towel Gold Silver Copper Jewelry Stainless Steel Watchband Renovation Metal Scratch Repair Brighteni - AliExpress
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