A Brief History of the Marque
According to an unverified post, these were two-stroke 50cc mopeds with Franco Morini engines.
Extensive searches have turned up no further information on this marque, however A-Z of Italian Motorcycle Manufacturers by Greg Pullen give similar information.
N.B. There is relation to the former world champion Giacomo, according to the same source.
Sources: MC Storico Conti