Watch List notes:

WORLD COINS, POLAND Danzig. John Casimir (1649-1668). Gold Ducat, 1660-DL. Crowned bust right. Rev. Lions support city arms, wreath above, D-L below (Fr 24; HCz 2173; KM 41.2). In PCGS holder graded AU58 (population two, one finer in 62).

Estimate: $ 4,000