Andronicus II and John V Palaeologus. 1341-1391 AD. AE Assarion 20mm, 2.03 g. Thessalonica mint. 

Archangel Michael standing facing.
Andronicus II standing facing, presenting John V, standing facing; 
cross in circle and star to left, star and B to right. 

DOC V 1191; Bendall 2501; SB -. 

Used with permission of CNG (cngcoins.com)
240, Lot: 509. Sold for $260.