999 Fine Silver Proof Round with Case & COA. Precious Metal Content per Unit. Total Precious Metal Content. This coin was made by the New Zealand Mint, featuring an incredible Great White Shark design and unique case with a water-filled lid. These were limited to a mintage of only 5,000, with this being #1920. The coin is sealed in its plastic capsule, and is in excellent condition. It comes with its original case, cover, and certificate of authenticity; however, there is some minor staining on the outside cover. A great gift for any shark fanatic! If you have questions about this item please send us a message. In the event of a listing error (such as a duplication) we reserve the right to cancel the order. We are only responsible for a GSP item until it is delivered to the U. We guarantee all items to be genuine. Find More Like This.