Proof / Specimen Twenty Cents 1858 plain edge (KM4) a few marks aFDC with lovely toning. Extremely rare/ Scarce with perhaps as few as 10-15 struck. Please take the time to check out the large collection of coins & banknotes in our store. We have something for everyone. The item "Canada 20 Cents 1858 Proof Specimen Coin NGC SP63 Variety SCARCE 10-15 Mintd" is in sale since Tuesday, July 10, 2018.This item is in the category "Coins\Coins\North & Central America\Canada". The seller is "narracan" and is located in Flinders Lane, VIC. This item can be shipped worldwide.