Marcus Aurelius, AR denarius, struck AD 173. 

M ANTONINVS AVG TR P XXVII, laureate head right.
IMP VI COS III, Aequitas standing to left, holding scales and 
cornucopiae.

Sear 4903, BMC 562, RIC 252, RSC 257.

Estimate: 120 AUD
Courtesy of Noble Numismatics Pty Ltd Auction 102, April 2013