Byzantine EL Aspron Trachy MS 4/5, Isaac II 2024 (1185-1195)

2024 Isaac II Angelus, billon aspron trachy, Constantinople mint,
1185-1195 AD.

MP-theta V to left and right of Mary, nimbate, seated facing, holding before her the nimbate head of infant Christ facing left , sometimes with star above each arm of the throne / I CAA KI OC to left, DEC PO TH C to right, Isaac, standing facing on the left, crowned, wearing divitision, loros and sagion (sometimes ornamented with star), and holding cross-headed sceptre and akakia, crowned by hand of God in upper right field.

25 mm diameter

Made of Billon - Billon /ˈbɪlən/ is an alloy of a precious metal (most commonly silver, but also gold) with a majority base metal content (such as copper). It is used chiefly for making coins, medals, and token coins. The word comes from the French bille, which means "log".