4 Coin PROOF Set 3.75 Troy Ounces. In box with mint issued certificate of authenticity ONLY 2000 SETS. 375 Shillings (200,100,50,25). 3.75 Troy Ounce (2, 1, 1/2, 1/4). Son Montuno Coins sells only official mint issued Somalian elephant coins! The Somalian African Wildlife series has been a favorite of coin collectors world wide for many years. The series has proven to show a strong appreciation! And see our other listings for. More great coins & treasures.