Greece – 10 Euro Silver Proof, ARISTOTLE, 2014 Posted on June 11, 2014 by Electa Greece – 10 Euro Silver Proof, ARISTOTLE, 2014 ARISTOTLE, 2014. Silver coin dedicated to Greek culture. Ag 925, weight 34.1g, diametre 40mm. Μintage 1200 items in Proof Quality. Available now! go to e-shop