Prince William will soon be seeing his face in silver. The Royal Mint announced Monday that the Duke of Cambridge is being commemorated with a special £5 coin in the U.K. in honor of his 40th birthday!The design, which was shared on Twitter, shows William in a three-quarter profile gazing up to the top right of the coin, with the number 40 to his left and his royal cipher «W» to his right.The special announcement comes just weeks ahead of William's milestone birthday on June 21.