Proof Set(4) (KM#77, 101-103). KM-77 African Elephant Protection. Gold plated Elephant, KM-101 Endangered Wildlife – Mother elephant with calf, KM-102 Endangered Wildlife – Elephants at watering hole, KM-103 Endangered Wildlife – Elephant family. Very rare and popular silver proof set with high content of silver – 0,9990. Highly demanded in the Numismatic market! Only 250 proof sets minted! Comes with Original Mint Case and Certificate of Authenticity.