[[For some unknown reason, nobody is allowed to see the reverse of the coin. I’ve searched the web for days without success.]]
You can see the back of the coin on the video they did on it showing the how the woman found it and the coin itself
on the Israeli antiquities website .
http://www.antiquities.org.il/Article_eng.aspx?sec_id=25&subj_id=240&id=4188&hist=1
That’s a different coin, an aureus of Augustus minted during Trajan’s reign.