An antique jewelled and gold vine brooch by Fonsèque et Olive
the naturalistically chased yellow gold stem mounted with a rose diamond set vine leaf and four green glass grapes.
Georges Fonsèque and Emile Olive made a specialty of these brooches in the form of grapes. They were originally supplied in miniature wooden wine cases.
4.2 cm across
For a similar brooch see Henri Vever’s La Bijouterie Française au XIXe Siècle, translated by Katherine Purcell, page 1024.