Watch List notes:

Italy, Rome, Giovanni Battista Guglielmada (fl. 1665-88), Queen Christina of Sweden, bronze-gilt medal, draped bust right, rev., NON SVFFIXIT, a globe of the world wrapped by a band, 39mm (Bargello 574; de Bildt 65, fig. 37/38), weak reverse lettering but extremely fine with high quality gilding

Estimate: 500 - 700 GBP