2017 Canada 150 Commemorative Pure Silver 7 Coin Proof Set 1967 Centennial BOX COA. Please see images for actual grade and condition. The item “2017 Canada 150 Commemorative Pure Silver 7 Coin Proof Set 1967 Centennial BOX” is in sale since Saturday, April 6, 2019. This item is in the category “Coins & Paper Money\Coins\ Canada\Proof/Prooflike Sets”. The seller is “skovac” and is located in Toronto, Ontario. This item can be shipped worldwide.