POLAND, Monarchy. Jan II Kazimierz. 1648-1668. AV ½ Dukat (16mm, 1.70 g, 11h). Kraków (Cracow) mint; Tytus Liwiusz Boratini, mintmaster. Dated 1660 TLB. IOAN · CAS · REX, laureate head right, T · L · B below / Ⴞ MON · AVREA · REG · POL · 1660, crowned eagle facing, head left, Wasa arms on breast, with wings displayed. Kopicki 1845; MP 1649; KM 112; Friedberg 93a. Superb EF, hint of weak strike at peripheries. Good portrait issue.
From the collection of Dr. Lawrence A. Adams, purchased from M. Louis Teller, June 1983.