Wayne Gretzky Highland Mint Retirement Coin Proof Set Bonze, Silver, Gold 250/500. This item is in the category “Coins & Paper Money\Coins: Canada\Commemorative”. The seller is “theretrocastle” and is located in this country: CA. This item can be shipped worldwide. Circulated/Uncirculated: Unknown Country/Region of Manufacture: Canada Certification: The Highland Mint