Interesting coin! It matches this one
https://www.cointalk.com/threads/romanus-i-follis.268473/
Byzantine, Constantine VII Porphyrogenitus, with Romanus I, Æ Follis (27mm, 9.32 g, 6h). Constantinople mint. Struck 931-944. Crowned bust of Romanus I facing, holding labarum and globus cruciger / Legend in four lines. DOC 25a; SB 1760.
Sales reported at $18-$60