Domitian (as Caesar) AV aureus. Rome. AD 73. Struck under Vespasian. 20 mm. 7.14 g.

CAES AVG F DOMIT COS II, laureate head right.
No legend,  Domitian on horseback rearing left, holding sceptre and raising one hand. 

RIC II 538; BMCRE 121.

With permission of Heritage World Coin Auctions Long Beach Signature Sale 3002, Lot 20084, Sept. 538.