2016 PCGS PR70DCAM Cook Islands QE II 90th birthday 3 oz coin.. Comes with COA Thanks for looking! The item "2016 Cook Islands $20 Silver Queen Elizabeth II 90th Birthday 3 Oz. PCGS PR 70" is in sale since Monday, July 20, 2020. This item is in the category "Coins & Paper Money\Coins\ World\Australia & Oceania\South Pacific".The seller is "pharaoh30000" and is located in Cedar Falls, Iowa. This item can be shipped to United States.