Spain 10 Euro 2006 Spain Basketball world champions. Juan Carlos I (1975-2014). Obverse: Portrait of S. M. the King of Spain; Don Juan Carlos I. Lettering: JUAN CARLOS I REY DE ESPAÑA · 2006 ·. Reverse: On the back; on the drawing of a ball; a scene appears with two basketball players in which one of them tries to dunk the ball and another tries to prevent it. Lettering: CAMPEONES DEL MUNDO 10 EURO M JAPÓN 2006. Edge Reeded. Silver (.925) 27g. KM 1120