161-162 AD., Faustina II, Rome mint, Denarius, RIC 711.

Marcus Aurelius for Faustina II. (junior), Rome mint, struck circa 161-162 AD.,
Denarius (17-18 mm / 3,33 g),
Obv.: FAVSTINA AVGVSTA , draped bust of Faustina right.
Rev.: SAECVLI FELICIT , draped throne (Pulvinar) upon which their baby boys the twins Commodus und Antoninus are playing.
RIC III, 271, 711 .

The type commemorates the birth of Commodus and his twin brother Antoninus on 31 Aug. 161.