Crown coins, Dwudukat, 1652, Poznań; Av: Bust of ruler with Order of the Golden Fleece on chest, clockwise, IOAN CASIM D G REX POL & SVEC M D L R P; Rw: Crowned, nine-field shield of coat of arms, on sides A - T (Andrzej Tymf, leaseholder of mints in Poznań and Bydgoszcz), MONET AVREA R (Wieniawa coat of arms in shield) EGN POLON 1652; Chelminski 762, Fr. 89, Frankiewicz 574, H-Cz. 2015 (R4), Kaleniecki s. 330, Kop. 1888 (R5), Kurp. (1649-1696) 645 (R5), Kubicki 1221, Tyszkiewicz 80 mk; gold, 6.96 g; despite bending very nicely preserved coin, high mint luster, rare coin type.