Severina, AV Aureus. Ticinum AD 274-275, 6.39 g. 

SEVERINA AVG, diademed and draped bust right.
PROVIDEN DEOR, Sol standing left, holding globe and raising 
right hand towards Fides, standing right, holding two standards. 

Not in RIC, Cohen or Sear. Paris CBN 71; Goebl 78dO.

Of the highest rarity, the second specimen known and the only 
one in private hands.

With permission of Numismatica Ars Classica, April 2011.
Sold for 130,000 SFr.