The Dionysus opened the Michele era in 2015: a structured flap crowned with a double tiger-head closure, for the god who, in the myth the house likes to tell, crossed the river Tigris on a tiger. It became the first It bag of maximalism's return, on GG Supreme canvas with the house's embroideries and seasonal fantasias layered over it.
It is also a Gucci, which means the file's standing doctrine applies in full: the serial tag encodes style and supplier, not date, so nothing on the tag can date a Dionysus and no listing should claim otherwise. Dating rests where it always rests with this maison - on the era details, and on the tiger heads themselves, whose casting quality fakes consistently miss.
The closure is the inspection. Genuine tiger heads are sharply cast, evenly finished and heavy; soft features and pot-metal lightness end the conversation. After that, the canvas alignment at seams tells you most of the rest.
Gucci differs from the other maisons in this file in one way that matters: its serial tags encode the style number and the supplier, not the date, so no lookup can date a Gucci from its tag and any listing claiming otherwise is telling you something about the listing. The doctrine still holds - a tag is not authentication - and the dating burden shifts to era details: hardware, lining, web-stripe construction, heat stamping and provenance. For any serious purchase, route through a platform authentication program.
Model histories and date-code systems compiled from documented maison history, resale-industry authentication references, and period documentation, cross-checked across independent sources.