Lot 245. Germany - Empire Saxe-Coburg-Gotha 20 Mark 1905 A ProofKM# 172, J# 274, N# 32712; Gold (.900), 7.97 g; Karl Eduard; Mintage: 484 pcs, Sachsen Coburg Gotha 20 Mark 1905 A PP; One of the rarest gold coins of Deutsche Kaiserreich, especially in proof strike.