World Coins, South Africa, George V, silver proof set, 1923, comprising 2½ shillings, 2 shillings, shilling, 6 pence and 3 pence (KM.19.1, 18, 17.1, 16A, 15A), each certified and graded by PCGS as Proof 64, Proof 63, Proof 63, Proof 61 and Proof 65 respectively (5)