Byzantine Empire. Romanus III Argyros, 1028-1034. Class B Anonymous Follis, Constantinople. 27mm, 9.3 g.

obv: IC-XC to right and left of bust of Christ facing with nimbate cross behind head, 

square in each limb of nimbus cross, holding book of gospels, a dot in centre of dotted square on book.

rev: IS-XS BAS-ILE BAS-ILE to left and right above and below cross with dots at the ends, on three steps. 

SB 1823.