Mandatory Credit: Photo by Leire P.J./DYDPPA/REX/Shutterstock (9294666ai) Presentation of the new 30 euros collection coin to commemorate the 50th anniversary of the birth of King Felipe VI. The coin, minted in 925 thousandths copper silver, has a diameter of 33 millimeters and a weight of 18 grams. Commemorative 30 euro coin at Royal Mint, Madrid, Spain - 15 Dec 2017 Presentation of the new 30 euros collection coin to commemorate the 50th anniversary of the birth of King Felipe VI