Siege of Pernambuco; emergency coin of ten pennies; minted by order of the Dutch West Indies Company; Unilateral; diamond shaped; silver emergency coin. Obverse: inside round pearl border: monogram of letters G; W and C under Roman numeral X. Reverse: blank; Pernambuco; West India Company; anonymous; 1654; silver (metal); striking (metalworking); h 2.6 cm x w 2.6 cm x w 3.8 gr