Constans II (641-668). AE Half Follis, Rome mint. Blundered legend CON-TN[ ]. Bust facing, with long beard, wearing crown and chlamys, and holding globus cruciger. / Large XX; cross above; in exergue, ROm. D.O. 196; MIB 219; Sear 1128. AE. 2.23 g. 18.00 mm. RR. Very rare and in excellent condition for issue. Dark green patina. Good VF/About EF.