Ancient, British and World Coins, Historical Medals and Tokens

Poland, Livonia, Sigismund August, crowned SA monogram dividing 15 64 in circular indent countermarked on reverse of a Naples Half-Ducado of Charles I (cf. Gumowski 634). Coin flat on obverse in centre, as a result of countermarking, otherwise about fine, countermark very fine, extremely rare (£800-1,000)