-This bag was named Maison because the pleats form various "V",
Maison Valentino.
-It was first made for the Spring/Summer 2007 collection. The pleated bag became an instant hit among celebrities and customers alike.
-The first Maisons did not have studs. The studded Maison was first made for Spring/Summer 2008.
-The Maison was one of the first Valentino bags that included the famous name plate.
Here is a picture from the Spring/Summer 2007 runway show:
The studded Maison from Spring/Summer 2008:
A picture from the Spring/Summer 2007 ad campaign: