Watch List notes:

EAST FRIESLAND: Frederick II of Prussia, 1744-1786, AR mariengroschen, 1753-D, KM-215, a lustrous mint state example! PCGS graded MS63. County of East Frisia fell to Prussia in 1744. Following the Emden Convention concluded on March 14, 1744 between the city of Emden and Frederick II of Prussia, the latter was allowed to march without resistance into East Frisia, when the last count Charles Edzard died on May 25 without children.

Estimate: 80-120 USD