Roman Imperial Coinage, Augustus, Aureus, Lugdunum, 2 BC - 4 AD, caesar avgvstvs divi f pater patriae, laureate head right, rev. c l caesares avgvsti f cos desig princ ivvent, Caius and Lucius Cæsars standing facing, shields between them, simpulum and lituus above, 7.79g/12h (RIC 206; BMC 513; Calicó 176). About very fine, reverse a little better £3,000-£4,000