Maxentius, AV aureus, Ostia. AD 310-312. 5.51 g. 

MAXENTIVS PF AVG, bare-headed, draped and cuirassed
bust facing. 
VICTORIA AETERNA AVG N, Victory walking right, presenting 
globe to Maxentius, in military attire, seated left on 
cuirass, helmet at his feet, extending right hand and 
resting left on shield at his side. 
Mintmark POST. 

RIC 10; Jameson 476 (this coin). Kent-Hirmer
615 (this coin); Biaggi 1918; Depeyrot 1.10; Calicó 5080.

With permission of NAC auction 62, lot 2091.
Of the highest rarity, only the second specimen known. 
Estimate 350,000 SFr.

Ex Jameson collection, ex 1922 Beaurains (Arras) Hoard.