Emergency coin of a quarter of a thousand guilders of Deventer; emergency coin made of silver for payment of war costs; one-sided diamond-shaped emergency coin. Front: two stamps: large; round stamp: crowned eagle; below: rectangular stamp with year. Reverse: blank; Deventer; anonymous; Kampen; 21-Jun-1672; silver (metal); striking (metalworking); h 3.1 cm x w 3 cm x w 7.25 gr