Peter´s Cathedral Giant Windows of Heaven 10 oz Proof-Like Silver Coin. Coin comes in the capsule and CoA and Box. Please see our other auctions. Return item must be sent within 14 days after it has been received. The item “Cook Islands 2016 40$ Giant Windows Heaven Alabaster Window 10 oz Silver Coin” is in sale since Friday, April 07, 2017. This item is in the category “Coins & Paper Money\Coins\ World\Australia & Oceania\Other Oceania Coins”. The seller is “coins-cis” and is located in Poland. This item can be shipped worldwide.