Watch List notes:

Constantine X Ducas, 1059-1067. Tetarteron (Gold, 19 mm, 4.03 g, 6 h), Constantinople. ΜΗΡ - ΘV Nimbate bust of the Virgin, orans, facing. Rev. KѠN RACIΛ O ΔVK Crowned facing bust of the emperor, wearing loros and holding globus cruciger in right hand and akakia in left. DOC 3a. SB 1849. Nicely centered on a full flan and lightly toned. Very fine.

From the Trausnitz Collection, ex Lanz 114, 26 May 2003, 898.