Anonymous PB Tessera. Circa 2nd - 3rd centuries AD. Mars standing, facing, head to left, holding reversed spear and resting on shield; GS (=GENIO SACRUM or SENATUS) GB (=GENIO BONO) across fields; all within fillet border / Uncertain mythological monster to right; SALVT below; all within fillet border. Apparently unpublished. 4.99g, 20mm, 3h.
Very Fine.
From a private English collection.