Constantine III. AR Siliqua. 407-411 AD. 17mm, 1.55 gr. Trier. 

D N CONSTAN-TINVS P F AVG, pearl diademed, draped, cuirassed bust right.
VICTORIA AAVGGG, Roma seated left on thronw, holding Victory
on globe and spear.
Mintmark TRMS.

RIC 1532. 

Contributed by Dr. Hubert Lanz, auction November 2000, 
Added July 2011.