2012 1/10oz Gold + 1/4oz Silver Panda Coins Set. 0th Anniversary of the Issuance of Chinese Panda Gold Coin. Purity: 99.9% Gold/Silver. Gold Weight: 1/10 Oz (3.1 g). Silver Weight: 1/4 Oz (7.8 g). Gold Diameter: 15 mm. Silver Diameter: 18 mm. Gold Face Value: 3 Chinese Yuan. Silver Face Value: 50 Chinese Yuan. Gold Mintage: 100,000. Silver Mintage: 300,000. Condition: Mint and top condition, with COA and box.