The only solid basis for a hypothesis of identification is the embroidery on her sleeve, representing the two-handled vase of the Este family; this is also found on the reverse of a medal which Pisanello designed for Lionello d'Este.
The sole dependable basis for a theory of identification is the needlework on her sleeve, illustrating the two-handled vase of the Este clan; this design is also present on the back of a medal created by Pisanello for Lionello d'Este.