1997 60th Anniversary Silver Crown Collection Two Coin Set. Set comprises a 2 ounce Fine Silver Kookaburra coin with an original Sterling Silver 1937 Crown minted by the Melbourne Mint. Certificate of Authenticity included with the set being number 407. The issue is limited to no more than 500 sets. *Note of the outer case has some minimal marks. Please contact Adelaide Exchange Jewellers to find out more on this item.