Watch List notes:

China 2012, 2 proof silver Panda medals issued by China Great Wall Investments Ltd and minted by Shenzhen Guobao mint for 2012 Philadelphia World's Fair of Money.
1 ounce of 99.9% silver 40mm, mintage of 10,000 pieces
5 ounces of 99.9% silver 70mm, mintage of 2,500 pieces