Interesting and nicely preserved follis, in a sand patina.
Byzantine Empire
Heraclius, Martina and Heraclius Constantine (610–641), Follis RY 17 (626-627 AD), undefinied Cypriot mint
Obverse: Martina, Heraclius, and Heraclius Constantine standing facing, each holding globus cruciger
Reverse: large M between ANNO and X Ч I I, monogram or cross above, date across field Г KVПP
Diameter 23 mm, weight 5.85 g