1991 Royal Canadian Mint Double Dollar Proof Set - With box and paperwork. 1 Silver Dollar is 50% Silver. LOT SIZE: 7x5x2" 1 LB All information and photos, which are part of the description, are intended to be as accurate as possible, but errors are possible. No item may be returned or refused based on this information, which is provided as a service to bidders. Please read terms & conditions and ask questions before bidding.