Watch List notes:

Faustina II, daughter of A. Pius and wife of M. Aurelius. Sestertius 161-176, Æ 23.60 g. Draped bust r., hair waved and coiled on back of head. Rev. Fecunditas standing l. between two girls and holding two infants in her arms. C 96. RIC M. Aurelius 1635.
Struck on a very broad flan and with a lovely brown tone. Extremely fine