AE Tessera. Time of Domitian. 81-96 AD. 3.92 gm. 

Two horseshoes within serpent-headed torque
TRI-VMP, IO-IO across field, olive-branch. 

Goebl, Antike Numismatik, pl. 9, 101; cf. Cohen pp. 267-8. 

Good VF, dark green patina. $575. 

with permission of cngcoins.com, online shop 730424.