Constantine I AE Follis, 2.96 grams, 19.74 mm. Trier. 321 AD.

Obv: CONSTANTI-NVS AVG, laureate, mantled bust left holding eagle-
tipped sceptre.  
Rev: BEATA TRAN-QVILLITAS, large globe on an altar inscribed 
VOT / IS / XX in three lines, three stars above. 

Mintmark PTR in exergue.

RIC VII Trier 306; cf Sear (1988) 3871.
Extremely rare (R4)

Courtesy of TimeLine Originals (www.time-lines.co.uk), March. 2010