A diamond and gem-set giardinetto brooch pendant by Plisson et Hartz
A diamond and gem-set giardinetto brooch pendant by Plisson et Hartz, the flowers highlighted with oval-shaped rubies with diamond set foliage and the basket with two rows of emeralds and diamonds to the lattice work body, set in platinum and yellow gold, the pin stamped with French control mark and a Plisson et Hartz maker's lozenge, 4cm wide