Anglo-Saxon. Cnut. 1016-1035. AR Penny, 1 g). Winchester mint; Siboda, moneyer. Quatrefoil type, circa 1017-1023.

+CNVT REX ANGLORVM•, crowned bust left in quadrilobe.
+SIBO-DA ON PINC-STRE, voided long cross on quatrefoil with dot at each apex. 

Elmore Jones pl. VI, 6 (same dies); North 781; 
SCBC 1157. 

From the CNG online Coin Shop, before May, 2004. 
CNG 732639.
By permission of CNG, www.cngcoins.com.

Seaby_1157_Siboda