2013 Doctor Who 50th Anniversary 1/2oz Silver Proof 11 Coin Set. Brand New in Box. Eleven 1/2 Oz 99.9% proof silver coins in a giant Fob Watch Case. 99.9% Pure Silver. 12 Iconic Doctor Coloured Reverse Design. Struck by The Perth Mint on behalf of New Zealand Mint. The Doctor Who coins are as follows. […]