The eagle, shown with its wings outstretched in the act of attacking, evokes the pride of high birth and awareness of rank. It is also a symbol of imperial grant.
The unicorn, on the other hand, symbolises strength and generous victory.
The three mountains shown in the emblem are in characteristic three peaks Italian style, i.e. with cylinders surmounted with spherical domes that overlap in a pyramid pattern. This stylised depiction indicates properties, more or less numerous according to the mountains shown. It would also be a reference to the family’s ancient Haute-Savoie origins.
The stars symbolise aspirations to superior entities, to sublime actions under the sure guidance of the divine laws, which were to keep the Aristocratic house happy and prosperous. In Tuscany the star also marked out families supporting the Guelph faction.