MAURYAN EMPIRE: Punchmarked, ca. 2nd century BC, AR karshapana (2.93g), G&K series VIb, 566, five punches, including a human figure holding a water pot and staff, plus caduceus on reverse, VF, RR. This is considered to be the earliest depiction of Lord Shiva in his Mahakal form.
Estimate: 100-150 USD